Answer:
40 meters
Step-by-step explanation:
Let's assume the width of the garden is x meters, then the length of the garden would be (x+10) meters since we know that the length is 10 meters more than the width.
We also know that the area of the garden is 100 square meters, therefore:
Area = Length x Width
100 = (x+10) x x
Expanding the equation we get:
100 = x^2 + 10x
Rearranging the terms we have:
x^2 + 10x - 100 = 0
Solving for x using the quadratic formula, we get:
x = 5 or x = -20
Since the width cannot be negative, we discard the negative solution and conclude that the width of the garden is 5 meters. Therefore, the length of the garden is (5+10) = 15 meters.
The perimeter of the garden is the sum of the four sides, which is:
Perimeter = 2 x (Length + Width)
Perimeter = 2 x (15 + 5)
Perimeter = 2 x 20
Perimeter = 40 meters
Therefore, the perimeter of the garden is 40 meters.
Answer:
Let's start by using algebra to solve for the width of the garden:
- Let w be the width of the garden.
- Then the length of the garden is w + 10.
- The area of the garden is length x width, so we can write the equation: (w + 10)w = 100.
- Expanding the left side of the equation, we get: w^2 + 10w = 100.
- Rearranging the equation, we get: w^2 + 10w - 100 = 0.
- Factoring the left side of the equation, we get: (w + 20)(w - 10) = 0.
- Solving for w, we get: w = -20 or w = 10. Since the width cannot be negative, we have w = 10.
Now that we know the width of the garden is 10 meters, we can find the length by adding 10 meters:
- Length = width + 10 = 10 + 10 = 20 meters.
Finally, we can find the perimeter of the garden by adding up the lengths of all four sides:
- Perimeter = 2(length + width) = 2(20 + 10) = 2(30) = 60 meters.
Therefore, the perimeter of the garden is 60 meters.
Find the area of a triangle that has sides of 7, 9, and 12 inches
The area of the triangle is approximately 31.3049 square inches.
The area of a triangle can be found using the formula: A = (1/2)bh, where b is the length of the base of the triangle, and h is the height (or perpendicular distance from the base to the opposite vertex).
However, in this case, we don't have the height. Instead, we can use
Heron's formula, which only requires the lengths of the three sides of the triangle:
A = √[s(s-a)(s-b)(s-c)],
where a, b, and c are the lengths of the sides of the triangle, and s is the semiperimeter (half the perimeter): s = (a + b + c)/2.
Using the given values, we have:
s = (7 + 9 + 12)/2 = 14
A = √[14(14-7)(14-9)(14-12)]
A = √[14(7)(5)(2)]
A = √(980)
A ≈ 31.3049 square inches
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SOMEONE HELPP , giving brainlist to anyone who answers
Answer:
[tex]2( {3}^{x} ) = 258280326[/tex]
[tex] {3}^{x} = 129140163[/tex]
[tex]x = \frac{ ln(129140163) }{ ln(3) } = 17[/tex]
n = 17 + 1 = 18
[tex]s = \frac{2( 1 - {3}^{18} )}{1 - 3} = 387420488[/tex]
The sum of this finite geometric series is 387,420,488.
This mysterious hand went to the mall and saw a massage chair
that he would have to take a loan out to purchase. The total of the
loan was $6600. The bank said that he could get a simple interest
rate of 8% for 5 years. What is the total amount that the mysterious
hand will pay for the chair?
Since the loan is at a simple interest rate of 8% for 5 years, the total amount that the mysterious hand will pay is:
Total amount = Principal + Interest
where Principal is the initial amount of the loan, and Interest is the amount of interest charged on the loan.
The interest charged on the loan can be calculated using the simple interest formula:
Interest = Principal x Rate x Time
where Rate is the interest rate per year, and Time is the time period in years.
Plugging in the given values, we get:
Interest = 6600 x 0.08 x 5 = 2640
So the total amount that the mysterious hand will pay is:
Total amount = 6600 + 2640 = 9240
Therefore, the total amount that the mysterious hand will pay for the massage chair is $9,240.
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Tabitha bought a new SUV and obtained a loan for $29,000. The annual interest
rate is 4. 3% for 7 years. If Tabitha takes the loan for 5 years instead of 7, she will
save. 5% on the interest rate. How much less will Tabitha pay for her SUV if she
takes the loan for 5 years? *
Tabitha could pay $4,408.29 less for her SUV if she takes the loan for five years in place of 7.
To calculate the total amount Tabitha might pay for the SUV with a 7-year loan, we are able to use the compound interest formula for calculating the total amount of a loan, that is:
[tex]total amount = principal x (1 + interest charge)^{time}[/tex]
Wherein:
principal is the amount of the loaninterest charge is the annual interest rate Time is the length of the loan in yearsWith a 7-year loan, the full amount Tabitha could pay is:
[tex]total amount = $29,000 x (1 + 0.043)^{7} = $37,501.76[/tex]
To calculate the overall amount she could pay with a 5-year loan and a 5% decrease interest rate, we first need to calculate the new interest price. A 5% discount inside the interest price of 4.3% is:
New interest price = 4.3% - 5% = 3.3%
Then we can use the equal formula as before to calculate the total amount with the 5-year mortgage:
[tex]total amount = $29,000 x (1 + 0.033)^{5} = $33,093.47[/tex]
The difference in the overall amount among the two loans is:
$37,501.76 - $33,093.47 = $4,408.29
Therefore, Tabitha could pay $4,408.29 less for her SUV if she takes the loan for five years in place of 7.
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Drag each tile to the correct box. arrange the samples in order starting with the sample that gives the least variation from the expected value and ending with the sample that gives the greatest variation. tiles sample a: a sample of 10 peoplesample b: a sample of 50 peoplesample c: a sample of 100 peoplesample d: a sample of 20 people sequence , , ,
The correct sequence for the samples in order of least variation to greatest variation is:
Sample A: A sample of 10 people
Sample D: A sample of 20 people
Sample B: A sample of 50 people
Sample C: A sample of 100 people
The reason for this sequence is that larger sample sizes tend to provide more accurate estimates of the population parameters, while smaller sample sizes are more prone to random fluctuations and sampling error.
Therefore, sample A (with the smallest sample size of 10) is likely to have the greatest variation from the expected value, while sample C (with the largest sample size of 100) is likely to have the least variation from the expected value.
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Find the gross income for selling 348 bushels of apples at 16.50 per bushel
The gross income for selling 348 bushels of apples at a price of $16.50 per bushel is $5,742.
The gross income is the total revenue earned from the sales of a product or service, before any expenses or deductions are taken out. To calculate gross income, we multiply the quantity of goods sold by the price per unit.
In this case, we are given that 348 bushels of apples were sold at a price of $16.50 per bushel. Multiplying these two values together gives us the total revenue earned from the sale of these apples, which is the gross income.
To calculate the gross income, we can use the formula:
Gross income = Quantity sold x Price per unit
Plugging in the given values, we get:
Gross income = 348 x $16.50
Simplifying the calculation, we get:
Gross income = $5,742
Therefore, the gross income for selling 348 bushels of apples at a price of $16.50 per bushel is $5,742.
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2. Container P contains 800 ml of solution. 0.4 of the solution in container Q is poured into container P. Then,3/8 of the solution in the container P is poured into an empty container R. If the container R contains 540 ml of solution now, find the initial volume, in litres, of the solution in container Q.
The initial volume of the solution in container Q is 1.6 liters.
Let's first discover how a lot solution was poured from container Q into container P:
0.4 x volume of solution in container Q = 0.4Q
the total volume of solution in container P after this transfer is:
800 ml + 0.4Q ml
Subsequent, 3/8 of this overall volume in container P is poured into container R:
(3/eight) x (800 ml + 0.4Q ml) = 300 ml + 0.15Q ml
We recognise that field R includes 540 ml of solution now, so we are able to set up an equation:
300 ml + 0.15Q ml = 540 ml
Solving for Q, we get:
0.15Q ml = 240 ml
Q = 1600 ml
Consequently, the initial volume of the solution in container Q is 1.6 liters.
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Blank 1 or B =
Blank 2 or P =
Blank 3 or l =
The part of the surface area equation are
Part 1 = B = Base areaPart 2 = P = Perimeter of basePart 3 = l = Height of pyramidCompleting the part of the surface area equationFrom the question, we have the following parameters that can be used in our computation:
SA = B + 1/2Pl
In the equation, we have
Part 1 = B
Part 2 = P
Part 3 = l
When the above parts are labelled, we have
Part 1 = B = Base area
Part 2 = P = Perimeter of base
Part 3 = l = Height of pyramid
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For the differential equation
s′′+bs′+6s=0,
find the values of b that make the general solution overdamped, underdamped, or critically damped.
(For each, give an interval or intervals for b for which the equation is as indicated. Thus if the the equation is overdamped for all b in the range −1
If the equation is overdamped, b∈
If the equation is underdamped, b∈
If the equation is critically damped, b∈
- If the equation is overdamped, b ∈ (-∞, -2√6) ∪ (2√6, ∞).
- If the equation is underdamped, b ∈ (-2√6, 2√6).
- If the equation is critically damped, b ∈ {-2√6, 2√6}.
To determine the behavior of the solution for the given differential equation s′′ + bs′ + 6s = 0, we need to analyze the roots of the characteristic equation:
r^2 + br + 6 = 0
For this quadratic equation, the discriminant Δ is given by:
Δ = b^2 - 4(1)(6) = b^2 - 24
The behavior of the solution depends on the value of Δ:
1. Overdamped: If Δ > 0, the solution will be overdamped.
2. Underdamped: If Δ < 0, the solution will be underdamped.
3. Critically damped: If Δ = 0, the solution will be critically damped.
Now, we find the intervals of b for each case:
1. Overdamped (Δ > 0):
b^2 - 24 > 0
This inequality holds for b ∈ (-∞, -2√6) ∪ (2√6, ∞).
2. Underdamped (Δ < 0):
b^2 - 24 < 0
This inequality holds for b ∈ (-2√6, 2√6).
3. Critically damped (Δ = 0):
b^2 - 24 = 0
This equation holds for b = -2√6 and b = 2√6.
In conclusion:
- If the equation is overdamped, b ∈ (-∞, -2√6) ∪ (2√6, ∞).
- If the equation is underdamped, b ∈ (-2√6, 2√6).
- If the equation is critically damped, b ∈ {-2√6, 2√6}.
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You are shopping for a King & Queen size mattress, each of which are shaped like a rectangle. The Queen is 16 inches longer than it is wide. The King is 20 inches wider than the Queen, but has the same length. The area of the King-sized mattress is 1,600 in² larger than the Queen. Find the Area of both mattresses
The area of the King-sized mattress is 4,800 square inches and the area of the Queen-sized mattress is 3,200 square inches.
To find the dimensions of the Queen-sized mattress, let x be the width. Then, the length of the mattress is x + 16. The area of the Queen-sized mattress is x(x + 16) = x² + 16x.
Since the King-sized mattress has the same length as the Queen-sized mattress, its length is x + 16. Also, its width is 20 inches wider than the Queen-sized mattress, so its width is x + 16 + 20 = x + 36. Therefore, the area of the King-sized mattress is (x + 16)(x + 36) = x² + 52x + 576.
The area of the King-sized mattress is 1,600 square inches larger than the area of the Queen-sized mattress. So, we can set up the following equation:
x² + 52x + 576 - (x² + 16x) = 1600
Simplifying this equation, we get:
36x + 576 = 1600
36x = 1024
x = 28
Therefore, the width of the Queen-sized mattress is 28 inches and the length is 44 inches. So, its area is 3,200 square inches.
The width of the King-sized mattress is 28 + 36 = 64 inches and the length is 44 inches. So, its area is 4,800 square inches.
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3. the sketch shows three adjacent angles. please write an equation that can be
used to determine the value of y?
28
36
please help
The value of y is 116°.
Three given Adjacent angles are 28°, 36° and y°.
When two angles are adjacent, they have a common side between them and share a common vertex where the two sides meet. The angles are said to be adjacent because they are next to each other.
We know that if a ray stands on a straight line, then the sum of adjacent angles is 180°.
So, 28° + y° + 36° = 180°
y° + 64° = 180°
Subtracting 64° from both sides.
y°- 64° = 180° - 64°
y° = 116°
Hence, the value of y is 116°.
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could you give me a simple answer?
If the point (13, 10) were reflected using the X-axis as the line of reflection, what would be the image coordinates? What about (13, -20)? (13, 570)? Explain how you know.
Answer:
To gain our understanding of the plot (13, 10) on graph paper. We need to look at the picture reflecting or "flipping" that point over the x-axis. In this case, it "flips the point down" the original point was in first quadrant or Quadrant |, the reflected point is in the fourth quadrant of Queadrant ||||. The x coordinate would stay the same, but the new y coordinate would be the "opposite" sign of the original. So the reflected point is (13, -10)
Step-by-step explanation:
(x, y) → (x, - y)
Reflection over x-axis for (13,-20) → (13, 20)
Technically some of the explanations is above /\
Thus the answer is, To gain our understanding of the plot (13, 10) on graph paper. We need to look at the picture reflecting or "flipping" that point over the x-axis. In this case, it "flips the point down" the original point was in first quadrant or Quadrant |, the reflected point is in the fourth quadrant of Queadrant ||||. The x coordinate would stay the same, but the new y coordinate would be the "opposite" sign of the original. So the reflected point is (13, -10)
Tell whether the given value is the solution of the inequality
The solution to the inequality given is false.
Why is the solution false ?To determine whether x = 5 is a solution of the inequality x + 3 > 12, we substitute x = 5 into the inequality and see if the resulting statement is true or false:
5 + 3 > 12
8 > 12
In this case, when we substitute x = 5 into the inequality, we get the statement 5 + 3 > 12, which simplifies to 8 > 12. This statement is false, since 8 is not greater than 12. Therefore, x = 5 is not a solution of the inequality x + 3 > 12.
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The full question is:
Tell whether the given value is a solution of the inequality X + 3 > 12; x = 5
Alex brough a cell phone for $200 using money from his saving account he is replacing the money in his saving account at he rate of $8 per weeks he already has replaced $80 how many more weeks does alex will he have to put money in his saving account in order to replace the entire amount
Alex will have to put money in his savings account for 15 more weeks at a rate of $8 per week.
How to maintain budget on purchasing cell phone?Alex purchased a cell phone for $200 using money from his savings account. He plans to replace the money in his savings account at the rate of $8 per week. He has already replaced $80, which means he needs to replace $120 more to have the entire amount. Since he is replacing the money at a rate of $8 per week, he will need 15 more weeks to replace the remaining amount. Therefore, he will have to put money in his savings account for 15 more weeks to replace the entire $200 he spent on the cell phone. By doing so, he will be able to maintain his savings and avoid any financial loss.
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Five students are going to volunteer at a food pantry tomorrow. Each student will be assigned to either the morning shift or the afternoon shift, but not both. Each shift must be covered by at least two of the five students. How many different ways can the five students be assigned?
I'll put branliest to first person
There are 20 different ways to assign five students to cover the morning and afternoon shifts at the food pantry.
How many different methods to assign 5 students?There are different methods to solve this problem, but one possible way is to use a combination of counting techniques.
Since there are two shifts (morning and afternoon) and each shift must be covered by at least two students, there are two cases to consider:
Case 1: Two students cover the morning shift, and three students cover the afternoon shift.
Case 2: Three students cover the morning shift, and two students cover the afternoon shift.
For Case 1, we can choose two students out of five for the morning shift in C(5,2) = 10 ways, and the remaining three students will cover the afternoon shift. For each of the 10 ways of selecting the morning shift, we can choose three students out of the remaining three for the afternoon shift in C(3,3) = 1 way (since there are only three students left). Therefore, there are 10 x 1 = 10 ways to assign the students for Case 1.
For Case 2, we can choose three students out of five for the morning shift in C(5,3) = 10 ways, and the remaining two students will cover the afternoon shift. For each of the 10 ways of selecting the morning shift, we can choose two students out of the remaining two for the afternoon shift in C(2,2) = 1 way (since there are only two students left). Therefore, there are 10 x 1 = 10 ways to assign the students for Case 2.
The total number of ways to assign the students is the sum of the ways for Case 1 and Case 2, which is 10 + 10 = 20 ways.
Therefore, there are 20 different ways to assign the five students to cover the morning and afternoon shifts at the food pantry.
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Find the radius of the circle with equation x² + y² = 19²
r=0
Submit Answer
The radius of the circle of the equation is 19 units
Finding the radius of the circle of the equationFrom the question, we have the following parameters that can be used in our computation:
x² + y² = 19²
The equation of a circle is represented as
(x - a)² + (y - b)² = r²
Where
Center = (a, b)
Radius = r
using the above as a guide, we have the following:
Center = (a, b) = (0, 0)
Radius = r = 19
Hence, the radius of the circle of the equation is 19 units
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The area of a rectangle is represented by the expression x^2-9x+14 units^2. Find the expressions that could represent the length and width of the rectangle
The expressions that could represent the length and width are (x - 2) units and (x - 7) units respectively.
To find the expressions that represent the length and width of the rectangle, we need to factor the given expression.
x² - 9x + 14 = (x - 2)(x - 7)
The length and width of the rectangle are represented by two factors of the expression.
To find the length and width of the rectangle, we need to understand the formula for the area of a rectangle, which is length multiplied by width. The given expression x²-9x+14 represents the area of the rectangle. To find the expressions that represent the length and width, we need to factor the given expression.
We can do this by finding two numbers that multiply to 14 and add up to -9. These numbers are -2 and -7. Therefore, we can factor the given expression as (x - 2)(x - 7). From this, we can see that the length of the rectangle is represented by the factor (x - 2) units and the width is represented by the factor (x - 7) units.
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The value of a car is worth 40,000, and it declines by 3% every year. Which function best represents the the value of the hybrid car.
40000(0. 03)^t
40000(1. 03)^t
The function best represent the value of hybrid car that is worth 40000 and it declines by 3% every year is [tex]40,000(0.97)^{t}[/tex]
The value of the car = 40,000
The value of car declines at the rate of 3% every year
function is represented as F(t)
F(t) = [tex]P( 1 - \frac{R}{100} )^{t}[/tex]
P is principal amount value of the car which is 40,000
R is rate at which it declines every year which is 3%
t is no. of year
Putting all the values in the equation we get
F(t) = [tex]40000(1-\frac{3}{100} )^{t}[/tex]
F(t) = [tex]40000(\frac{97}{100}) ^{t}[/tex]
F(t) = [tex]40000(0.97)^{t}[/tex]
The function represent the value of the hybrid car is [tex]40000(0.97)^{t}[/tex] .
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After 16 years in an account with a 6.2% annual interest rate compounded continuously, an investment is worth a total of $58,226.31. What is the value of the principal investment? Round the answer to the nearest penny.
$21,737.59
$21,592.31
$36634.00
$36488.72
Answer:
Principal = $21,592.31
Step-by-step explanation:
The formula for continuous compound interest is
[tex]A = Pe^r^t[/tex], where A is the amount (aka investment worth), r is the interest rate, and t is the time in years (the number e simply shows us that we're dealing with continuous compound interest)
Since we're already given that have A = $58,226.31, r = 0.062 (we must convert the percentage to a decimal by simply moving the decimal two places to the left, which is the same as dividing by 100), and t = 16 years, we can simply solve for P:
[tex]58226.31=Pe^(^0^.^0^6^2^*^1^6^)\\58226.31=Pe^0^.^9^9^2\\58226.31/(e^0^.^9^9^2)=P\\21592.31176=P\\21592.31=P[/tex]
PLS HELP ASAP 50 POINTS AND BRAINLEIST!!!
Explain how the arc BX, central angle BCX, and inscribed BNX are connected. what are the relationships between them?
Answer:
see explanation
Step-by-step explanation:
the arc BX is equal to the measure of the central angle BCX
the measure of the inscribed angle BNX is half the measure of its intercepted arc BX
If JM=10 and LM=14, what is KM?
Write your answer as a whole number or as a decimal rounded to the nearest hundredth.
KM =
The calculated value of the length of segment KM is 11.83
Calculating the length of KMFrom the question, we have the following parameters that can be used in our computation:
JM = 10
LM = 14
Using the similar triangle ratio, we have
JM/KM = KM/LM
substitute the known values in the above equation, so, we have the following representation
10/KM = KM/14
So, we have
KM^2 = 10 * 14
Evaluate
KM^2 = 140
This gives
KM = 11.8321595662
As a decimal rounded to the nearest hundredth, we have
KM = 11.83
HEnce, the value of KM is 11.83
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Question content area top
Part 1
A riverboat travels 69 km downstream in 3 hours. It travels 76 km upstream in 4 hours. Find the speed of the boat and the speed of the stream.
The speed of the boat is 21 km/h and the speed of the stream is 2 km/h.
Which statement completes the following
A. Consecutive interior angles
B. Alternate interior angles
C. Corresponding angles
D. Alternate exterior angles
The ∠ ABE and ∠HCD are alternate exterior angle.option(D) is correct.
What is alternate exterior angle?An alternate exterior angle is an angle formed by a pair of lines and a transversal, such that the angle is located on the outside of the two lines, and on the opposite side of the transversal. More specifically, if line AB is intersected by transversal CD at point E, and angles 1 and 2 are formed as shown in the diagram below, then angle 1 and angle 2 are alternate exterior angles:
Alternate exterior angles are congruent if the two intersected lines are parallel. This means that the measure of angle 1 is equal to the measure of angle 2.
So, ∠ ABE and ∠HCD are alternate exterior angle.option(D) is correct.
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Lin's smart phone was fully charged when she started school at 8:00 a. M. At 9:20 a. M. , it was 90%
charged, and at noon, it was 72% charged.
1. When do you think her battery will die?
2. Is battery life a function of time? If yes, is it a linear function? Explain your reasoning.
1. It's impossible to determine exactly when Lin's battery will die without more information on her phone's battery capacity and usage patterns. However, we can estimate that it will likely die sometime after noon if the rate of battery drain remains constant.
2. Yes, battery life is a function of time. The longer a battery is in use, the more its charge will deplete. However, it is not necessarily a linear function as the rate of battery drain can vary depending on factors such as usage patterns, app activity, and temperature. In this specific case, it appears that the rate of battery drain may be slowing down as the percentage decrease from 90% to noon is less than the decrease from fully charged to 90%.
In calculus and related areas, a linear function is a function whose graph is a straight line, that is, a polynomial function of degree zero or one. For distinguishing such a linear function from the other concept, the term affine function is often used. A linear function from the real numbers to the real numbers is a function whose graph (in Cartesian coordinates) is a non-vertical line in the plane. The characteristic property of linear functions is that when the input variable is changed, the change in the output is proportional to the change in the input.
Linear functions are related to linear equations.
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"Francine made 11 long distance calls in March. The calls ranged from 11 minutes to 25 minutes in length. If Francine pays 0. 99 per minute for long distance calls, which is the closest to the total cost of her calls?"
The closest value to the total cost of Francine's calls is $191.07
To find the total cost of Francine's calls, we need to know the total number of minutes she spent on the phone. We can calculate this by adding up the lengths of all 11 calls:
Total minutes = 11 + 14 + 12 + 20 + 25 + 16 + 11 + 22 + 18 + 19 + 15 = 193
The total cost of Francine's calls can then be found by multiplying the total number of minutes by the cost per minute:
Total cost = 193 * 0.99
= 191.07
Therefore, the closest value to the total cost of Francine's calls is $191.07.
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Prove that 5 to the power of 7 plus 5 to the power of 6 is divisible by 6
To prove that 5^7 + 5^6 is divisible by 6, we can factor out the common term 5^6 and apply the divisibility rule for 6. Here's the solution:
1. Factor out the common term 5^6:
5^7 + 5^6 = 5^6(5 + 1) = 5^6 * 6
2. Apply the divisibility rule for 6:
A number is divisible by 6 if it is divisible by both 2 and 3. Since 6 is already a multiple of 6 (6*1), the expression 5^6 * 6 is divisible by 6.
Thus, we have proved that 5^7 + 5^6 is divisible by 6.
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You're at a clothing store that dyes your clothes while you wait. The store offers
4 different articles of clothing and
3 colors.
If you randomly choose the article of clothing and the color, which of these diagrams can be used to find all of the possible outcomes?
The probability of randomly selecting an orange hat is 1/12 or 0.0833.
What is the probability of randomly selecting an orange hat?In the sample, there are total of 4 pieces of clothing and 3 colors.
The possible outcomes is:
= 4 x 3
= 12
So, the outcomes when randomly selecting a piece of clothing and a color is 12.
From 12 possible outcomes, there is only one outcome where you end up with an orange hat.
So, the probability of randomly selecting an orange hat is:
= 1/12
= 0.0833.
Correct question "You're at a clothing store that dyes your clothes while you wait. You get to pick from 4 pieces of clothing (shirt, pants, socks, or hat) and 3 colors (purple, blue, or orange). If you randomly pick the piece of clothing and the color, what is the probability that you'll end up with an orange hat?"
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Wesley makes spherical fish tanks with a diameter of 30cm. Kate requests a smaller tank with half the volume of the tank that Wesley usually makes. Kate tried to figure out the approximate diameter of the smaller tank, but she made a mistake. In which step did Kate first make her mistake?
Kate's mistake was in Step 2: "Divide the volume of Wesley's tank by 2." Since she wants a tank with half the volume of Wesley's tank, she should have divided the volume of Wesley's tank by 2, not the radius.
How to determine which step did Kate first make her mistakeThe correct approach would be to use the formula for the volume of a sphere:
V = (4/3)πr^3
Since Wesley's tank has a diameter of 30 cm, its radius is 15 cm. Substituting this value into the formula gives:
V = (4/3)π(15)^3
V ≈ 14,137 cm^3
To find the radius of the smaller tank with half the volume, Kate should have solved for the radius using the formula for the volume of a sphere:
(4/3)πr^3 = (1/2)(4/3)π(15)^3
Simplifying this equation gives:
r^3 = (1/2)(15)^3
r ≈ 10.8 cm
Therefore, the approximate diameter of the smaller tank should be 21.6 cm (twice the radius), not 10.8 cm.
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can someone help me solve -2√180u²v
Answer:-12 with the weird checkmark symbol then a five inside the checkmark symbol times u squared v
Step-by-step explanation:
A factory uses 50 milligrams of red coloring powder in one batch of candle wax
how many batches of candle wax can it make with 25 grams of red coloring powder
The factory can make 500 batches of candle wax with 25 grams of red coloring powder.
For the given question the easiest and the simplest approach will be by using the unit conversion method to solve the problem.
We need to convert the unit from grams to milligrams.
So, 25 grams of red coloring powder will be equal to:
25 grams * 1000mg/grams = 25000mg.
Now it is given that it takes 50 mg to make a single batch of candle wax. So, the number of batches that can be made using 25,000 mg of red coloring powder is equal to:
25000mg/50mg per batch = 500 batches.
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