Answer:
Ryan spent $72 on his shopping trip.
Step-by-step explanation:
To find out how much money Ryan spent, we need to add up the cost of the shirts and the sneakers.
First, we know that Ryan purchased two shirts for $16 each. So we can find the total cost of the shirts by multiplying the cost per shirt by the number of shirts:
$16 per shirt x 2 shirts = $32So the total cost of the shirts is $32.
Next, we know that Ryan purchased a pair of sneakers that cost 2 1/2 times as much as a shirt. We can use this information to find the cost of the sneakers.
If the cost of a shirt is $16, then we can find the cost of the sneakers by multiplying $16 by 2 1/2:
$16 x 2 1/2 = $16 x 2.5 = $40So the cost of the sneakers is $40.
Finally, we can find the total cost of Ryan's shopping trip by adding up the cost of the shirts and the sneakers:
$32 + $40 = $72Therefore, Ryan spent $72 on his shopping trip.
Determine the equation of the line that passes through the point ( 3,-1/2) and is perpendicular to the line y =-2x+3
The equation for the line that passes through the point ( 3,-1/2) and is perpendicular to the line y =-2x+3 is:
y = (1/2)*x - 2
How to find the equation of the line?Remember that two linear equations are perpendicular if the product between the slopes is -1, here we want a line perpendicular to:
y =-2x+3
Then if the slope of our line is a, we must have that:
a*-2 = -1
a = 1/2
Then our line is something like:
y = (1/2)x + b
Now we also want our line to pass through (3, -1/2), then:
-1/2 = (1/2)*3 + b
-1/2 = 3/2 + b
-1/2 - 3/2 = b
-2 = b
The linear equation is:
y = (1/2)*x - 2
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PLEASE URGENTLY HELP!!!!!!!!!!!
LOOK AT SCREENSHOT!!!
What is the value of x in degrees?
Please show work if you can!
Answer: 72
Step-by-step explanation:
Q is same as M = 72
N=36
L=x
All 3 angles of a triangle add to 180
72+36+x=180
x=72
PLEASE HELP WILL GIVE BRAINLEST !!!!
The probability of an event is given. Find the odds in favor of the event.
0. 5
The odds in favor of the event are 1.
The probability of an event is the ratio between the total number of favorable outcomes and the total number of outcomes.
The odds in favor of an event are the ratio of the total number of favorable outcomes and the total number of unfavorable outcomes. If the probability of the event is given, we can find the odds in favor by using the formula of odds in favor:
odds in favor = probability of event/probability of not event
In this case question, the probability of an event is given as 0.5 which means that the total number of favorable outcomes is 50 out of 100
So the probability of not having an event is also 0.5 (the other half of the part.)
So, odds in favor = 0.5/0.5 = 1
The probability of the happening of an event is the same as the probability of not happening of an event. This means that the odds in favor of the event are 1 to 1, or simply 1.
Therefore, the odds in favor of the event are 1.
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|x-6|=-10
thanks in advance
Answer:
I guess you need the value of (x) if that's so then
x= -4
Step-by-step explanation:
This coordinate plane represents an area on a golf course. A sand hazard is located at (4, 6) and a water hazard is located at (7, 2).
Plot a point at each of the two locations. Plot only two points.
Answer:
See attached
Step-by-step explanation:
You want a graph with points plotted at (4, 6) and (7, 2), representing a sand trap and a water hazard, respectively.
CoordinatesThe ordered pair (4, 6) represents the coordinates (x, y). The x-coordinate is the number of units right of the point x=0, and the y-coordinate is the number of units up from y=0.
Both points have positive coordinates for both x and y, so will be located up and right from the origin. The plot is shown in the attachment.
<951414049393>
A rectangular box will have a square cross section and a volume of 500 cubic centimeters. A. Sketch the box and sketch a net for the box. Assume the box will have an open top. Label the dimensions. B. Using w for the width and h for the height, find an expression in h and w for w the surface area of the box. C. Find the width and height that will make the surface area as small as possible
The expression for the surface area of the box is if w is A = x² + 2(xh) + 2(h²) the width of the box and h is the height. The dimensions of the box that minimize the surface area are approximately 11.68 cm by 11.68 cm by 6.19 cm.
The sketch of the box and the sketch of the net of the box is attached below. The box has a square base of side length x, and height h. The volume of the box is given as 500 cubic centimeters, therefore
x × x × h = 500
The surface area of the box can be found by summing the areas of each of the six faces. The top face is a square of side length x, so its area is x². The other five faces are all rectangles. The area of each of these rectangles is given by its length times its width. Therefore, the surface area of the box is
A = x² + 2(xh) + 2(h²)
To find the dimensions that minimize the surface area, we can use calculus. We can first solve the equation for x in terms of h
x² = 500/h
x = √(500/h)
Substituting this expression for x into the equation for the surface area, we get
A = 500/h + 2h×√(500/h) + 2h²
We can find the derivative of this expression with respect to h
dA/dh = -500/h² + sqrt(500/h) - 4h
Setting this derivative equal to zero and solving for h, we get
-500/h² + sqrt(500/h) - 4h = 0
Using a calculator or computer, we can find that this value is approximately 6.19. Substituting this value back into the equation for x, we get
x = √(500/6.19) ≈ 11.68
Therefore, the dimensions of the box that minimize the surface area are approximately 11.68 cm by 11.68 cm by 6.19 cm.
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SIMPLIFYYY THIS EXPRESSION
Answer:
x - 5y
Step-by-step explanation:
6x - 8y - 5x + 3y =
= 6x - 5x - 8y + 3y
= x - 5y
Answer:
1x + 11y
Step-by-step explanation:
THIS IS 50 POINTS. This is your opportunity to show a higher level of thinking skills. The challenge is for you to create your own polynomials following the required conditions. Each of your polynomials must include all work showing how you created your final solution. Write each polynomial in two equivalent forms: standard form (ax2 + bx + c) and factored form.
1. Create a polynomial whose GCF is 2x.
2. Create a polynomial with a factor of (x + 1).
3. Create a polynomial with a factor of (2y - 3x).
4. Create a polynomial that is a difference of perfect squares.
5. Create a trinomial with a factor of (y + 4) and a GCF of 3y
A polynomial whose GCF is 2x is 2x(x² + 2x + 3), a polynomial with a factor of (x + 1) is x = (-1 ± sqrt(-3))/2, a polynomial with a factor of (2y - 3x) is -3x(2y² + 1) + 5, a polynomial that is a difference of perfect squares is (4x + 3y)(4x - 3y), and a trinomial with a factor of (y + 4) and a GCF of 3y is (3y + 4x)(y + 4).
1. To create a polynomial whose GCF is 2x, we can start by choosing two terms that have 2x as a common factor. For example, 2x³ and 4x². To make it a polynomial, we can add another term, say 6x. The polynomial in standard form is:
2x³ + 4x² + 6x
To write it in factored form, we can factor out 2x from all terms:
2x(x² + 2x + 3)
2. To create a polynomial with a factor of (x + 1), we can start by choosing two terms that multiply to x², such as x and x. To make it a trinomial with (x + 1) as a factor, we can add another term, such as 1. The polynomial in standard form is:
x² + x + 1
To write it in factored form, we can use the quadratic formula to find the roots:
x = (-1 ± sqrt(1 - 4))/2
x = (-1 ± sqrt(-3))/2
Since the roots are complex, the polynomial cannot be factored further over the real numbers.
3. To create a polynomial with a factor of (2y - 3x), we can start by multiplying two terms that have 2y and 3x as coefficients, respectively. For example, 2y² and -3x. To make it a polynomial, we can add another term, say 5. The polynomial in standard form is:
-6xy² - 3x + 5
To write it in factored form, we can factor out -3x from the first two terms:
-3x(2y² + 1) + 5
4. To create a polynomial that is a difference of perfect squares, we can start by choosing two terms that are perfect squares and have a subtraction sign between them. For example, 16x² and 9y². The polynomial in standard form is:
16x² - 9y²
To write it in factored form, we can use the difference of squares formula:
(4x + 3y)(4x - 3y)
5. To create a trinomial with a factor of (y + 4) and a GCF of 3y, we can start by multiplying two terms that have 3y as a common factor. For example, 3y and 4x. To make it a trinomial with (y + 4) as a factor, we can add another term, say 12. The polynomial in standard form is:
12y + 3y² + 12 + 4xy
To write it in factored form, we can factor out the GCF 3y from the first two terms and factor out (y + 4) from the last two terms:
3y(y + 4) + 4x(y + 4)
(3y + 4x)(y + 4)
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Given that a function, g, has a domain of -20 ≤ x ≤ 5 and a range of -5 ≤ g(x) ≤ 45 and that g(0) = -2 and g(-9) = 6, select the statement that could be true for g.
A.
g(7) = -1
B.
g(0) = 2
C.
g(-13) = 20
D.
g(-4) = -11
The option that can be true for the function g(x) is C; g(-13) = 20
Which statement could be true?Here we know that the function g(x) has:
The domain ---> -20 ≤ x ≤ 5
The range ---> -5 ≤ g(x) ≤ 45
And g(0) = -2
g(-9) = 6
There are two statements that could be true:
g(-13) = 20, because -13 belongs to the domain and 20 belongs to the range.
g(0) = 2 could also be true.
Now, we can see that g(-9) > g(0), then as x becomes smaller, g increases, then the option that seems to be correct is g(-13) = 20
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PLEASEEEEEE HELP ME!!!!!
VERY IMPORTANT!!!!
Amelie spins the following spinner, which has 10
equally sized spaces numbered 1
through 10. The numbers 1 and 7 are colored blue; the numbers 2, 4, and 6 are red; and the numbers 3, 5, 8, 9, and 10 are green. What is the probability that Amelie spins either an odd number or a red number?
Enter your answer as a reduced fraction, like this: 3/14
Answer:
4/5
Step-by-step explanation:
In probability, if there are two events and "or" is used, we will add the probabilities of each event. Since the event that an odd number is spun does not affect whether a red number is spun, we can calculate the probability of each event separately:
Probability of spinning an odd number:
5/10 because there are 5 odd numbers possible & 10 outcomes
Probability of spinning a red number:
3/10 because there are 3 red numbers & 10 outcomes
Now add the probability of each event:
5/10 + 3/10 = 8/10 = 4/5
Doors&Windows, Inc. Makes, you guessed it, doors and windows. Each day, Doors&Windows orders 6,150 linear feet of framing material and has a few staff member who are able to work a collective 600 hours. For each window, Doors&Windows profits $40 requiring 6 labor hours and 30 linear feet of framing material. For each table, Doors&Windows profits $90 requiring 10 labor hours and 120 linear feet of framing material. Due to the availability of glass, they can only produce a maximum of 70 windows. When formulating this problem as a linear programming model, what are the decision variables?
Decision variables in Doors&Windows linear programming model.
How to formulate linear programming?The decision variables in the linear programming model for this problem are the number of windows (W) and the number of tables (T) that Doors&Windows should produce to maximize their profit while meeting the constraints. The objective function to maximize would be the total profit, which can be expressed as 40W + 90T. The constraints include the available linear feet of framing material (6150) and labor hours (600), which can be written as 30W + 120T ≤ 6150 and 6W + 10T ≤ 600, respectively. Additionally, the maximum number of windows that can be produced (W ≤ 70) due to glass availability is also a constraint. These decision variables and constraints can be used to create a linear programming model to optimize Doors&Windows' production and profit.
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Kaylie put $900 in a savings account, earning 11% interest for 7 years. she did not make any additional deposits or withdrawals. what is the amount of interest kaylie earned?
Kaylie earned $693 in interest on her savings account.
What was the total amount of money Kaylie had in her savings account after 7 years of depositing $900 and earning 11% interest on it?Kaylie deposited $900 in a savings account and earned 11% interest on it for 7 years. After the 7-year period, Kaylie earned $693 in interest, which was compounded annually.
This brought the total amount of money in her savings account to $1,593. The power of compounding interest in savings accounts can help grow your money significantly over time.
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What are the slopes and y-intercept of a graph?
The slopes and y-intercept of a graph are two key components of the equation that describes the relationship between two variables.
The slope of a graph is the measure of how steeply the line is rising or falling. It is calculated by dividing the change in the y-axis by the change in the x-axis between two points on the line. A positive slope indicates that the line is rising, while a negative slope indicates that the line is falling.
The y-intercept of a graph is the point where the line crosses the y-axis. It is the value of y when x=0. The y-intercept is a fixed point on the line and is used to help determine the equation of the line.
Together, the slope and y-intercept of a graph can be used to write an equation in slope-intercept form, which is y=mx+b, where m is the slope and b is the y-intercept.
Pythagorean theorem
I need help with my math
The height of the flagpole is 26.0 feet.
What is height?
Height is the vertical distance between two points.
To calculate the height of the flagpole, we use the formula below.
Formula:
h = √(l²-d²)............... Equation 1Where:
h = Height of the flagpolel = Length of the wired = Distance of the wire from the ground to the base of the poleFrom the question,
Given:
l = 300 feetd = 15 feetSubstitute these values into equation 1
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2 Tom Milk his cow and got 2 litres of Milk He gave Kevin 350 ml and Sold 500m to Bob. How much milk is left?
The amount of milk left is given by A = 1.150 Liters of milk = 1150 mL
Given data ,
Let the total amount of milk be = 2 Liters = 2000 mL
Now , Tom gave Kevin 350 ml and Sold 500mL to Bob
So , the remaining amount of milk is given by A
where A = total amount of milk - 350mL - 500mL
On simplifying the equation , we get
A = 2000 - 350 - 500
A = 1150 mL
Hence , the amount of milk left is 1150 mL
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Lorena es una estudiante que utiliza una red social cada 8 días. Su amigo Luis accede cada 6 días y su hermana Alexa ingresa cada 10 días. Si ellos coincidieron en su visita a esta red social el día 24 de julio
The next time they will coincide is on November 21. when Lorena uses a social network every 8 days, Luis logs in every 6 days, and his sister and Alexa log in every 10 days.
To find the time when all three coincided, we need to find the least common multiple (LCM) of 6, 8, and 10. The LCM of 6, 8, and 10 is given as,
6 8 10 | 2
3 4 5 | 3
1 4 5 | 4
1 1 5 | 5
1 1 1
LCM = 2 × 3 × 4 × 5 = 120
if they coincided on July 24, To find the time when all three coincided we need to add 120 days to July 24 to find the next time they will coincide. if we add 120 days to July 24 we will get the result as November 21.
Therefore, The next time they will coincide is on November 21.
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The question is,
Lorena is a student who uses a social network every 8 days. His friend Luis logs in every 6 days and his sister Alexa logs in every 10 days. If they coincided with their visit to this social network on July 24 when will they coincide next time?
Mrs. Ross is a librarian at Westside Library. In examining a random sample of the library's book collection, she found the following. 902 books had no damage, 80 books had minor damage, and 43 books had major damage. Based on this sample, how many of the 30,000 books in the collection should Mrs. Ross expect to have no damage? Round your answer to the nearest whole number. Do not round any intermediate calculations. Books 5 ? X
There would be 26,790 books. of the 30,000 books in the collection should Mrs. Ross expect to have no damage
Out of the random sample, 902 books had no damage. To estimate the number of books with no damage in the entire collection of 30,000 books, we can use the proportion of books in the sample that had no damage.
The proportion of books in the sample with no damage is:
902 / (902 + 80 + 43) = 0.893
Therefore, we can expect approximately:
30,000 x 0.893 = 26,790
books in the collection to have no damage. Rounded to the nearest whole number, the answer is:
26,790 books.
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Which figure is a dilation of figure A?
The line passes through the same point on figure A and D.
From the figure, we have the original shape to be figure E
The center point of figure E is the origin
This means that a line drawn from the origin that passes through point A must pass through the same point on the shape
From the figure, the line passes through the same point on figure A and D.
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the sales tax rate in your city is 7.5%. What is the total amount you pay for a $6.84 item.
Answer:
$7.35
Step-by-step explanation:
In May, the cost for a child is not changed. The cost for an adult is reduced by p % to $22.10. (i) Calculate p.
The cost for an adult is reduced by approximately 26.33% to $22.10.
How to solveThe original cost for an adult ticket (X) = $30
The reduced cost for an adult ticket = $22.10
We need to find the percentage decrease (p) from the original cost to the reduced cost:
p = ((Original cost - Reduced cost) / Original cost) * 100
p = (($30 - $22.10) / $30) * 100
p = ($7.90 / $30) * 100
p ≈ 26.33 %
The fee for an adult has notably decreased by approximately 26.33%, now costing a mere $22.10.
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In May, the cost for a child is not changed. The cost for an adult is reduced by p % to $22.10. If the original cost of an adult ticket is $X, (i) calculate p, given that the original cost for an adult ticket is $30.
The American Heart Association is about to conduct an anti-smoking campaign and wants to know the fraction of Americans over 40 who smoke. Step 2 of 2: Suppose a sample of 1089 Americans over 40 is drawn. Of these people, 806 don't smoke. Using the data, construct the 85% confidence interval for the population proportion of Americans over 40 who smoke. Round your answers to three decimal places
To construct a confidence interval for the population proportion of Americans over 40 who smoke, we can use the formula:
Confidence Interval = Sample Proportion ± (Critical Value) x Standard Error
where the sample proportion is the number of individuals who don't smoke divided by the total sample size (806/1089), the critical value can be found using a normal distribution table or calculator with the given confidence level (85%), and the standard error can be calculated using the formula:
Standard Error = √[ (Sample Proportion x (1 - Sample Proportion)) / Sample Size ]
Plugging in the given values, we get:
Sample Proportion = 806/1089 = 0.740
Sample Size = 1089
Standard Error = √[(0.740 x 0.260) / 1089] = 0.016
Critical Value (using a normal distribution table or calculator) = 1.440
Therefore, the 85% confidence interval for the population proportion of Americans over 40 who smoke is:
0.740 ± (1.440 x 0.016) = 0.740 ± 0.023
Rounding to three decimal places, the confidence interval is (0.717, 0.763). This means that we can be 85% confident that the true proportion of Americans over 40 who smoke falls between 71.7% and 76.3%.
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at a local farmers market a farmer pays $10 to rent a stall and $7 for every hour he stays there. if he pays $45 on saturday how many hours did he stay at the market
Answer: 5
Step-by-step explanation:
10 + 7h = 45
-10 -10
7h = 35
divide by 7 to both sides
h = 5
I’m giving 10 points.
Answer:
12
Step-by-step explanation:
-3(b - 5) + 7a - (9 - a) ^6 a = 7 and b = -4
-3(-4 - 5) + 7(7) - (9 - 7)^6
= -3(-9) + 49 - (2)^6
= 27 + 49 - (64)
= 27 + 49 - 64
= 76 - 64
= 12
According to these three facts, which statements are true? Circle D has center (2, 3) and radius 7. Circle F is a translation of circle D, 2 units right. Circle F is a dilation of circle D with a scale factor of 4. Select each correct answer. Responses Circle F and circle D are similar. Circle , F, and circle , D, are similar. The radius of circle F is 28. The radius of circle , F, is 28. The center of circle F is (0, 3). The center of circle , F, is , begin ordered pair 0 comma 3 end ordered pair,. Circle F and circle D are congruent. Circle , F, and circle , D, are congruent
Answer:
The answer to your problem is:
The radius of circle F is 28.
Circle F and circle D are similar.
Step-by-step explanation:
How to find the radius:
A = π × [tex]r^{2}[/tex]
But the radius of a circle from diameter. If you can recall the diameter d, the radius is r = d / 2.
By looking at our facts we can actually see ( if we use the comparing method ) that the circles, F & D are very much similar.
Thus the answer to your problem is:
The radius of circle F is 28.
Circle F and circle D are similar.
PLS HELP ME FAST!!!
Write an expression for the sequence of operations described below. Subtract 5 from 7, then divide 3 by the result.Type x if you want to use a multiplication sign. Type / if you want to use a division sign. Do not simplify any part of the expression.
Answer:
3 / (7-5)
Step-by-step explanation:
"Subtract 5 from 7"
When you're subtracting from something, the reverse the order of the numbers. So, the expression here would be "7 - 5"
"Then, divide 3 by the result."
Here, you're dividing 3 by the result, so the 3 must be in the numerator (on top of the fraction), and the "result from the previous step must be in the denominator (on the bottom of the fraction). So, the expression here would be "3 / result"
Since order of operations forces division to happen before subtraction, we'll need parentheses around the first result to force the subtraction to happen first, as instructed.
So, the final expression would be "3 / (7-5)"
Which statement about the transformation is true? it is rigid because all side lengths and angles are congruent. It is rigid because no side lengths or angles are congruent. It is nonrigid because all side lengths are congruent. It is nonrigid because no side lengths or angles are congruent.
The statement "It is rigid because all side lengths and angles are congruent" is true.
In mathematics, a transformation is considered rigid if it preserves distances and angles. For example, a translation, rotation, or reflection is a rigid transformation because it preserves distances and angles. If a transformation preserves side lengths and angles, then it is considered rigid, regardless of whether the side lengths and angles are congruent or not.
Answer: A. it is rigid because all side lengths and angles are congruent.
Step-by-step explanation: RIGHT ON EDGE 2023
The cost of 12 oranges and 7 apples is $5.36. Eight oranges and 5 apples cost $3.68. Find the
cost of each.
Answer:
Let's solve this problem using algebra. Let x be the cost of one orange and y be the cost of one apple. Then we have the system of equations:
12x + 7y = 5.36
8x + 5y = 3.68
To solve for x and y, we can use elimination. Multiplying the second equation by 3 and subtracting it from the first equation multiplied by 5, we get:
(5*12 - 7*8)x + (5*7 - 3*5)y = 26.8 - 11.04
20x = 15.76
x = 0.788
Substituting x back into one of the equations, we can solve for y:
12(0.788) + 7y = 5.36
y = 0.308
Therefore, one orange costs $0.788 and one apple costs $0.308.
How many 1/4 cm cubes fit inside the prism below
55 cubes I think because in the end you have to like divide it 2 times.
Answer: 110 cubes
Step-by-step explanation:
First, we will find the volume of this prism.
V = LWH
V = (2.75 cm)(0.5 cm)(1.25 cm)
V = 1.71875 cm³
Next, we will find the volume of the cube.
V = L³
V = (0.25 cm)³
V = 0.015625 cm³
Next, we will divide the prism's volume by the cube's volume.
1.71875 cm³ / 0.015625 cm³ = 110 cubes
A family spends $550 every month on food. if the family's income is $2,200 each month, what percent of the income is spent on food?
The percentage of the family's income that is spent on food is 25%.
Firstly, noting down the family's monthly spend on food ($550) and their total monthly income ($2,200).
Next, dividing the amount spent on food by the total income to find the ratio of the spend to income: $550 / $2,200.
Now, calculating this division: 550 ÷ 2,200 = 0.25.
Finally, finding the percentage, multiply the ratio (0.25) by 100: 0.25 x 100 = 25%.
So, the family spends 25% of their monthly income on food.
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