Answer:
1) 6
2) 9
3) improper.
Step-by-step explanation:
I hope this helps!
Answer:
Q2) 9
explanation:6/1 / 2/3
Applying the fractions formula for division,
6 x 3
1 x 2
18/2 simplyfy 9
Q3)improper fraction
Identify the two x values?
When the points are (4, 2) and (6, 5), the slope is 3/2. The slope of a line determines its direction and degree of steepness.
what is slope ?A line's steepness and direction are determined by the slope of the line. The change in a line's y coordinate relative to its change in x coordinate is referred to as the line's slope. While there has been no net change in the x coordinate, there has been no net change in the y coordinate. hence, the shift in the y coordinate in relation to the shift in the x coordinate. The slope of a line is the rise to run ratio, or the rise divided by the run. It gives information about a line's slope in the coordinate plane. Any two clearly separated points on a line can be used to calculate the slope of any line.
given
slope = [tex]m = \frac{y2 - y1}{x2 - x1}[/tex]
points are ( 4, 2 ) and ( 6, 5)
[tex]\frac{5 - 2}{6 - 4} \\= \frac{3}{2}[/tex]
hence the slope is 3 / 2 .
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2. If Sarah makes $11 per hour at her part time job and she works 20 hours in a week. How much is her weekly grass
pay?
A. $440
B. $110
C. $220
D. $200
Answer:
C. $220
Step-by-step explanation:
11 x 20 = 220
The function y=0.18x+0.15 represents the percent y (in decimal form) of battery power remaining x hours after you plug in a laptop computer. Identify and interpret the slope. \
Step-by-step explanation:
Given
Function is [tex]y=0.18x+0.15[/tex]
where,
[tex]y=\text{Percent of the battery remaining}\\x=\text{time in hours}[/tex]
Comparing the given function with the standard slope-intercept form of the equation [tex]y=mx+c[/tex]
Here, before plugging into the laptop, the percentage of battery is
[tex]y=0.18\times 0+0.15\\y=0.15\ \text{or}\ 15\%[/tex]
The slope of the given function is [tex]0.18[/tex] i.e. in one hour it charges 18% of battery.
Find the geometric mean of 14 and 20. Answer in simplest form
The Geometric Mean (GM) is the average value or mean that, in mathematics, represents the centre tendency of a group of numbers by calculating the product of their values.
What is geometric mean?The Geometric Mean (GM) in mathematics is the average value or mean that represents the centre tendency of the group of numbers by calculating the product of their values. Basically, n is the entire amount of data values, and we multiply the numbers collectively before taking their nth root.
The geometric mean can be calculated in two steps: To obtain their product, multiply all values collectively. Calculate the product's nth root (n is the number of values).
The geometric mean of 14 and 20 must be determined. Let's see the numbers:
a = 14 and b = 20
For two numbers, the geometric mean is calculated as follows:
[tex]$M=\sqrt{a b}$[/tex]
Filling in the values as shown in the formula above:
[tex]$M=\sqrt{14 \times 20}$$M=\sqrt{7 \times 2 \times 5 \times 4}$$M=16.73$[/tex]
Therefore, the answer is 16.73.
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The required geometric mean of 14 and 20 is 16.73.
What is geometric mean?The Geometric Mean (GM) in mathematics is the average value or mean that represents the centre tendency of the group of numbers by calculating the product of their values. Basically, n is the entire amount of data values, and we multiply the numbers collectively before taking their nth root.
The geometric mean can be calculated in two steps: To obtain their product, multiply all values collectively. Calculate the product's nth root (n is the number of values).
The geometric mean of 14 and 20 must be determined. Let's see the numbers:
a = 14 and b = 20
For two numbers, the geometric mean is calculated as follows:
G.M = [tex]\sqrt{ab}[/tex]
Filling in the values as shown in the formula above:
G.M = [tex]\sqrt{14(20)}[/tex]
G.M = [tex]\sqrt{280}[/tex]
Therefore, the answer is 16.73.
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Solve the simultaneous equations
5x−y=8
7x+4y=22
Answer:
5x-8 m=5
m= -7/4
Step-by-step explanation:
Triangle STU is a right triangle.
Write an equation that relates the lengths of sides s, t, and u? (5 points)
HELP PLEASE 100 points for EXPLENTATION and ANSWER!!!!
see screenshot
Answer:
The screenshot is not included!!
[tex] \frac{1}{5} + \frac{3}{4} [/tex]
Answer:
19/20
Step-by-step explanation:
the answer is 19/20 <3
Step-by-step explanation:
<3
<3
<3
<3
hope you have a good day ^^<3
PLEASE ASAP ILL GIVE BRAINLIEST.
Answer:
12 km/h
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
we don’t know if it would change any other way so i would say D, because 1.5 hours, that’s just divide 18 by 3 (6) to get the half hour. then you figure out that 12 km/h (north?) since the half brings it to 18. sorry if that’s confusing i’m bad with explaining
А
4 yards
B
С
15 yards
Find the area of AABC.
[?] yd ]
Enter
answer:
30 yd^2
step-by-step explanation:
in order to find the area of a triangle, we can use: A = 1/2 · b · hA = areab = baseh = heightplug in,
A = 1/2(b)(h)
A = 1/2(15)(4)
A = 1/2(60)
A = 30 yd^2
The sample points of a sample space are a equally likely events. b equally unlikely events. c simple events. d complex events.
The correct option is option A , the sample points of a sample space are equally likely events.
In probability when two the occurrence of two events are having a 50 - 50 possibility then those two events are said to be equally likely events. Example , on tossing a coin the probability of getting a H or a tail is 1/2 . Therefore, these events are said to be equally likely events.
Probability is a field of mathematics which tells us about the possibility of occurrence of an event. P = number of favorable outcomes / total number of outcomes , is the formula to calculate probability.
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20 points help asap!!!
Find B n C Given
B
Answer:
Step-by-step explanation:
Sets B and C have nothing in common and therefore B ∩ C = empty set
A community hall is in the shape of a cuboid.
Total cost of Painting and tileing is for the cuboidical community hall is $2172.
What is a Cuboid ?A three-dimensional form called a cuboid contains six faces, twelve edges, and eight vertices. It differs from a cube in that a cuboid's faces are entirely rectangular in shape whereas a cube's faces are square. A cuboid has three dimensions: length, breadth, and height.
Properties of a Cuboid are :
There are 6 faces, 12 edges, and 8 vertices on a cuboid.
All of the cuboid's faces have rectangular shapes.
The cuboid's opposing edges are parallel to one another.
The dimensions of a cube are length, breadth, and height.
All of the angles created at the cuboid's vertices are 90 degrees.
Surface area of 4 walls and Ceiling is = 40*3*2 + 15*3*2 + 40*15 = 930
Surface area of the floor is 40 *15 = 600
10 lt of tin covers 25
1 can be covered by 10/25 lt
930 can be covered by (10/25) * 930 = 372 lt.
Total cost of Painting is $372.
1 of floor tiles cost $3
600 of floor tiles will cost 3*600 = $ 1800
Total cost of Painting and tileing is for the cuboidical community hall is $ 372 + 1800 = $2172.
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The quotient of 18 and the number is three what is the number
Answer:
Step-by-step explanation:
Divide: 18 ÷3=?
The answer is 6
a) A designer has a circular tablecloth with radius 0.5 m. He wants to sew a fringe around the cloth. The fringe is sold by the tenth of a meter.
(i) What length of fringe is needed?
(ii) One meter of fringe costs $4.70. How much will the fringe cost?
b) A semicircular mat has a diameter of 18 m. What is the area of the mat?
Eydin has two strips if stickers,A and B, of the same length.The length of each sticker is 1.2 cm. The stickers in each strip form a repeated patteren as shown below
There are 56 heart stickers all together in both strips of stickers.What is the length of each strip of stickers?
Answer:
Each strip is 117.6 cm
Step-by-step explanation:
I created a proportion of hearts to others. On strip A there is 1 heart to 2 others and B there is 1 heart to 3 others. I added them and got a proportion of 2 hearts to 5 others for both. With a total of 56 hearts, I set up a proportion to determine the total stickers
2/5=56/x
When I cross multiply, I get 2x=280 and x=140
so for the 56 total hearts, I have 140 others. I added those to get the total stickers and got 196. I multiplied that by 1.2cm and got 235.2 cm for both. Since both are the same size, just divide that by 2 and get 117.6 cm each.
Jim's marble collection contains 20 marbles, including 4 pink marbles. What is the probability that a randomly selected marble will be a pink marble? Write your answer as a fraction or whole number.
Answer: 20%
Step-by-step explanation:
The probability that a randomly selected marble will be pink can be found by the formula:
= Number of pink marbles / Number of total marbles
= 4 / 20
= 20%
There is a 20% chance that if you pick a marble, it will be pink.
Solve for x.
-10 <-2x +4≤8
Enter your answer, as one inequality, in the box.
The solution of the inequality is x < 7 and x >= -2.
What is linear inequality?
An inequality is a mathematical statement comparing two values or expressions, usually involving one of the following relational operators: < (less than), > (greater than), <= (less than or equal to), >= (greater than or equal to), or != (not equal to). The solution to inequality is a set of values that make the inequality true.
To solve the inequality -10 < -2x + 4 ≤ 8, we have to solve the inequality twice because of the less than or equal to symbol and greater than or equal to symbol.
First we have to solve -10 < -2x + 4
-2x + 4 > -10
-2x > -14
x < 7
Second, we have to solve -2x + 4 <= 8
-2x + 4 <= 8
-2x <= 4
x >= -2
Hence, the solution of the inequality is x < 7 and x >= -2. This solution is represented by all the values of x that are less than 7 and greater than or equal to -2.
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The average scores on Mrs. Wilson's test and Mr. Lewandowski's test were normally distributed on the last Algebra 2 test they gave. The average in my class Mrs. Wilson's class, was 86 with a standard deviation of 2. The average in my friend's class, Mr. Lewandowski's class was an 82 with a standard deviation of 2. If I made an 88 on the test and my friend made an 85 on their test, who had the better score relative to the rest of their class?
You had a better score relative to the rest of your class.
To compare the scores of you and your friend relative to the rest of their classes, we need to calculate the standard deviation of your score and your friend's score from the average of their respective classes.
A standard deviation of 2 means that 68% of the scores in the class fall within 1 standard deviation of the mean, or between 84 and 88 in the case of Mrs. Wilson's class. Since 88 is greater than 86 (the mean) and less than 2 standard deviations away (88-86 < 2*2=4) , so your score of 88 is better than the average score in your class.
On the other hand, 85 is less than 82 (the mean) and more than 1 standard deviation away (85-82 > 2) so your friend's score of 85 is less than the average score in their class.
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How do you find the zero’s algebraically?
To find the zeros of a polynomial algebraically, you can use the following steps:
Write the polynomial in standard form, with the terms arranged in descending order of the degree of the term. For example, if the polynomial is 3x^2 - 2x + 5, it is already in standard form.
Set the polynomial equal to zero. For example, if the polynomial is 3x^2 - 2x + 5, you would set the equation equal to zero like this:
3x^2 - 2x + 5 = 0
Use the quadratic formula to find the solutions (i.e., the zeros) of the equation if the polynomial is a quadratic (degree 2). The quadratic formula is:
x = (-b +/- sqrt(b^2 - 4ac)) / (2a)
where a, b, and c are the coefficients of the polynomial, and sqrt represents the square root.
For example, if the polynomial is 3x^2 - 2x + 5, the solutions would be:
x = (-(-2) +/- sqrt((-2)^2 - 4 * 3 * 5)) / (2 * 3)
x = (2 +/- sqrt(4 - 60)) / 6
x = (2 +/- sqrt(-56)) / 6
Since the square root of a negative number is not a real number, there are no real solutions (zeros) for this polynomial.
Use the Rational Root Theorem to find the solutions of the equation if the polynomial is not a quadratic. The Rational Root Theorem states that if a polynomial of degree n has a rational root p/q (where p and q are integers and q is not equal to zero), then p must be a divisor of the constant term and q must be a divisor of the coefficient of the term of highest degree.
For example, if the polynomial is x^3 - 2x^2 + x - 6, the constant term is -6 and the coefficient of the term of highest degree is 1. The divisors of -6 are -6, -3, -2, -1, 1, 2, 3, and 6. The divisors of 1 are 1 and -1. Therefore, the possible rational roots of this polynomial are -6, -3, -2, -1, 1, 2, 3, and 6.
To find the actual roots, you can try each of these numbers as a root and see if it works. For example, if you try -6 as a root, you would get:
(-6)^3 - 2(-6)^2 + (-6) - 6 = 0
(-216) - (-72) + (-6) - 6 = 0
-144 - 6 - 6 = 0
-156 = 0
This equation is not true, so -6 is not a root of the polynomial. You can repeat this process for each of the other possible rational roots until you find all of the roots of the polynomial.
Sunshine Raisin Company sells snack-sized boxes of raisins. Twenty boxes were randomly selected and the raisins we counted. The results are shown in the list below. What frequency table BEST represents the Sunshine Raisin data? Sunshine Raisins
Answer:
a
Step-by-step explanation:
mrk me brainliest
Answer:
the correct answer is A
Step by step explanation
This is just for fun...
Explain why every number to the digit 0 is 1 by using an algebraic formula (of sorts).
For example like (a and b or x and y for the substitutes of this and that to the power of 0)
Answer:
y is for genius factor
a is for angles
b are absoulutely for divides and multiply from the sides of heptagon
X are like EQUAL to 7 tables for example D% 72*(09 1/2 its just like this!!
and Deciamals are apart like 22 . 27 its just like that!!
Step-by-step explanation:
Does this help? let me know!!
Work out the area of this shape. Give your answer
in cm².
3 cm
4 cm
10 cm
The area of the given shape is 46 cm²
Formulas used:
Area of the triangle = (1/2) × Base × Height
Area of rectangle = Base × Width
Here we have
The composite figure with a right-angled triangle and a rectangle
In a right-angled triangle,
The base of the triangle = 3 cm
Height of the triangle = 4 cm
Area of the triangle
= (1/2) × base × height
= (1/2) × 3 × 4
= (1) × 3 cm × 2 cm
= 6 cm²
In rectangle,
Length of the rectangle = 10 cm
Width of the rectangle = 4 cm
Area of the rectangle
= Length × Width
= 10 cm × 4 cm
= 40 cm²
By the above calculations,
Area of the given figure = Area of triangle + Area of rectangle
= 6 cm² + 40 cm² = 46 cm²
Therefore,
The area of the given shape is 46 cm²
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Chose the best 3 options
The beat three options are: The slope of the line is 1/5, (2) The possible equation if the line is y=1/5x, (3) The slope and the y intercept are the same
What is slope of a line?Lope is the rate of change of y with respect to x. slope is also the increase in y over increase in x vice versa
Slope is denoted by rise/run
The Possible solutions from the graph are:
The slope and y-intercept are the sameThe possible equation of the line is y=1/5xThe slope of the line is 1/5Taking any two points on the graph : (4, 1) and -4, -1,)
We can find the slope as (1--1)/4--4
Therefore, the Slope = 2/3≡1/5
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Can someone please help me with this? and also help me understand how to do it I have a test this Friday.
Answer:
Refer to the image attached. If you have ANY questions about what I did/how I did it, please ask in the comments. I will be happy to help you understand! :)
Step-by-step explanation:
Please help with this question
Answer: The answer is 25 then if it asks for the equation it is A=1/2bh
Step-by-step explanation:
The b or base is 10
The height or h is 5
A=1/2bh
A=1/2(10)(5)
A=1/2(50)
A=25
I hope this helps :)
Answer:
25m^2
Step-by-step explanation:
the formula for finding the area of a triangle is b*h/2. So 10 times 5 equals 50. When you divide 50 by 2 you get 25. 25m^2 Is the answer.
Which data set has a relatively low mean and variability when compared with a data set that has a mean of 20 and a MAD of 3.1? A. Mean: 5 and MAD: 4.6 B. Mean: 25 and MAD: 6.5 C. Mean: 41 and MAD: 0.9 D. Mean: 8 and MAD: 1.2
Answer:
Mean: 8 and MAD: 1.2
Step-by-step explanation:
Given a data with :
Mean = 20 ; mean absolute deviation (MAD) = 3.1
DATA with a low mean and variability Than The above from the options given :
The most appropriate option is : Mean: 8 and MAD: 1.2 ; because both values of the mean and mean absolute deviation are lesser than the value given.
There are 20 gloves in a drawer: 5 pairs of black gloves, 3 pairs of brown,
and 2 pairs of gray. You select the gloves in the dark and can check them
only after a selection has been made. What is the smallest number of gloves
you need to select to guarantee getting the following?
(a) At least one matching pair
(b) At least one matching pair of each color
The number of gloves selected for each cases is 11 and 19 gloves respectively.
How is selection done?
In mathematics, most of the times selection is done using permutation and combination.
Putting things or numbers in order is known as a permutation.
Combinations are a means to choose items or numbers from a collection of items or groups of items without regard to their order.
Given,
Total black gloves = 5 left hand+ 5 right hand
Total brown gloves = 3 left hand + 3 right hand
Total gray gloves = 2 left hand + 2 right hand
Now to find the least number of gloves for the given conditions, we start with the worst condition.
a) To get at least one matching pair, we first consider no matching pair, which is (5 +3+2) gloves of only left only or right only hand of each colour.
Now to make one pair, we need to select only one glove of the opposite hand of any colour.
Therefore to get atleast one matching pair, smallest number of gloves to be selected = 5 + 3 + 2 + 1 = 11 gloves
b) In this case also we start with worst case.
For no matching pair of each colour we have to take 10 black gloves, 6 brown gloves and 2 gray gloves of any one hand.
Therefore to get matching pair of each colour, we have to take one more gray glove.
Therefore to get atleast one matching pair of each colour, smallest number of gloves to be selected = 10 + 6 + 2 + 1 = 19 gloves.
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1. What is a stock? a. A bank account b. A type of bank c. Shares that are given to only rich people who own companies d. Shares people buy and it gives them a small ownership of that company
Answer:
D
Step-by-step explanation:
Stocks represent ownership in companies. Anyone can purchase publicly traded stock shares.
What is the quotient of -12 divided (1/6)