Akeem will record the time it takes him to run 1 mile each day for 7 days. In order to meet his fitness challenge, his mean running time for 7 days must be 9 minutes or less. A list of Akeem's running times, in minutes, for the first 6 days is shown.

9.4, 9.0, 9.1, 8.9, 8.5, 8.8

Answers

Answer 1

The time Akeem runs on days must be 9.3 minutes or less than 9.3 minutes if the mean running time for 7 days must be 9 minutes or less.

What is mean?

It is defined as the single number that represents the mean value for the given set of data or the closed value for each entry given in the set of data.

We have:

Akeem will record the time it takes him to run 1 mile each day for 7 days. In order to meet his fitness challenge, his mean running time for 7 days must be 9 minutes or less.

Here we are assuming that it is required to find the time Akeem runs on the 7th day.

Let's suppose Akeem runs x minutes on the 7th day.

Mean running time ≤ 9

The mean:

[tex]\dfrac{(9.4+9.0+9.1+8.9+8.5+8.8+x)}{7} \leq 9[/tex]

[tex]\dfrac{(53.7+x)}{7} \leq 9[/tex]

53.7 + x ≤ 63

x ≤ 9.3 minutes

Thus, the time Akeem runs on days must be 9.3 minutes or less than 9.3 minutes if the mean running time for 7 days must be 9 minutes or less.

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Related Questions

Which of the following could be the length of the sides of the triangle. YES or NO
1. 13,10,11
2. 12,8,10
3. 2,2,4
4. 6,7,8
5. a,b,a+b
6. 21,9,38
7. 20,20,41
8. 4.5,8.5,12.5
9. 12.4,7.2, 20
10. 56,44,90

Answers

Answer:

it's I'd 20,20,41 number seven

Micah wants to cover the seats with a weatherproofing stain how much stain will he need

Answers

Answer:

Enough to cover the seat

Step-by-step explanation: If this is a question dealing with the area of said object (seat) simply make an equation to find the area of your object.  So let's say we got a seat that is 4 feet wide and 6 feet tall.

We will multiply 4 feet times 6 feet and that's where we get 24 feet.

So we know how many inches are in a feet right, there are 12 inches per foot. So 12 time 24 is our problem 12 x 24 = 288 inches. So we would need enough stain to cover 288 inches .

I hope this helps, when you ask for an awswer on brainly. I would highly recommend providing as much relevant context as you can. Have a nice day, and don't over think things ;)

This is an example of which method/property?

Answers

Answer:

distributive

Step-by-step explanation:

(x+y) (z) = xz+ yz    is distributive

A diagonal of a cube measures
150 cm. The diagonal of a face measures 10 cm.
3999
What is the length, in centimeters, of an edge of the cube? Round the answer to the nearest tenth.
centimeters
Save and Fit
S

Answers

Answer: 7cm

Step-by-step explanation:

Use pythagorean theorum:

Variables:

Let the edge = A

Face diagonal (F) = 10cm

Inner diagonal (I) = sqrt(150) cm

A^2 = I^2 - F^2

A^2 = [sqrt(150)]^2 - 10^2

A^2 = 150 - 100

A^2 = 50

A = sqrt(50)

A = 7.0710678 cm

A = 7cm (to the nearest tenth)

so, length of an edge = 7cm

julia and her friends are making kites out of paper. For each kite, they need a piece of paper that is \dfrac{65}{100} \text{ meter} 100 65 ​ meterstart fraction, 65, divided by, 100, end fraction, start text, space, m, e, t, e, r, end text wide. How many centimeters of paper will they need to make 444 kites?

Answers

Answer:

  260 cm

Step-by-step explanation:

Each 1/00 of a meter is 1 cm, so 65/100 meters is 65 cm. If that is the length of paper required for 1 kite, then 4 times that length will be required for 4 kites.

__

The paper required for 4 kites is ...

  (65 cm) × 4 = 260 cm

On Amber’s math test, she was asked whether the equation x=1/2y^2 represents a function. She made the following table and graph. Amber concluded that the equation represents a function. Which additional point could be added to the graph to show Amber that the equation does not represent a function?

A. (–2, 2)
B. (0, 0)
C. (8, –4)
D. (8, 8)

Answers

Answer:

C

Step-by-step explanation:

I took the test.

The additional point could be added to the graph to show Amber that the equation does not represent a function will be (8, -4). Then the correct option is C.

What is a function?

A statement, principle, or policy that creates the link between two variables is known as a function.

The equation is given below.

x = (1/2)y²

For the single value of x, the value of y is not single.

Thus, it is not a function.

The additional point could be added to the graph to show Amber that the equation does not represent a function will be (8, -4).

Then the correct option is C.

More about the function link is given below.

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The area of the triangle is

Answers

Answer:

3units squared

Step-by-step explanation:

1/2 the base times the height

1/2 * 2 * 3 = 3

if 6y+3x+=15 what is the value of 5(3x+6)?​

Answers

Answer: 15x+30

Step-by-step explanation:

The value of 5(3x+6) is 15x+30

What is the distributive property

To “distribute” means to divide something or give a share or part of something. According to the distributive property, multiplying the sum of two or more addends by a number will give the same result as multiplying each addend individually by the number and then adding the products together.

Given that;

[tex]5(3x+6)[/tex]

 /        \

[tex]15x+30[/tex]

Therefore, The value of 5(3x+6) is 15x+30

Learn more about the distributive property here:

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ms. Diaz buys strawberries by the pound at a farmers market . she pays $21.25 for all her strawberries. one pound of strawberries cost $4.25

Answers

Answer:

5 strawberries

Step-by-step explanation:

$21.25÷$4.25=5

what is 635 divided by 8

Answers

Answer: 79.375

Step-by-step explanation:

Answer:

79.375

Step-by-step explanation:

hope i helped

Hey guys! Sorry to bother but I need help with these. 5th grade math, will give brainliest! (If you see multiple questions by me that look the same, they are all different.)

Answers

Answer:

Question 3: 1/15   Question 4: 50

Step-by-step explanation:

Just divide the fractions by the numbers.

Emma is great at the standing long jump. Her best jump is 10 feet 8 inches. How many inches is this?

Answers

Answer:

128 in.

Step-by-step explanation:

1 ft = 12 in

10 x 12 = 120

120 + 8 = 128

128 in.

can somebody helpp wit these two????

Answers

Answer:

i think the answer is c

Step-by-step explanation:

A hockey puck strikes a wall at an angle of 30 degrees. the puck then travels away from the wall at the same angle.

Answers

Two or more angles whose sum is 180° are called supplementary angles. The measure of the ∠y is 120°.

What are supplementary angles?

Two or more angles whose sum is 180° are called supplementary angles. If a straight line is intersected by a line, then there are two angles form on each of the sides of the considered straight line. Those two-two angles are two pairs of supplementary angles. That means, that if supplementary angles are aligned adjacent to each other, their exterior sides will make a straight line.

Given the puck strikes the wall at an angle of 30°, it goes away at the same angle of 30°. Therefore, the measure of angle y can be found using the sum of the angle as a supplementary angle. Thus, we can write,

30° + ∠y + 30° = 180°

60° + ∠y = 180°

∠y = 180° - 60° = 120°

Hence, the measure of the ∠y is 120°.

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Find the distance between (5, 6) and (-9, -2)

Answers

Answer:

So we must determine the distance between our two given points and that can be found using the distance formula [tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex].

Plugging the values into the equation and solve

[tex]d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

[tex]d=\sqrt{(-9-5)^2+(-2-6)^2}[/tex]

[tex]d=\sqrt{(-14)^2+(-8)^2}[/tex]

[tex]d=\sqrt{196+64}[/tex]

[tex]d=\sqrt{260}[/tex]

[tex]d=16.125\ units[/tex]

Therefore, our final answer is that the distance is 16.125 units

Hope this helps!  Let me know if you have any questions

Please help me on this!

Answers

Answer:

C. the amount the tomato plant grows each week

Step-by-step explanation:

its height is already 23 and it grows by 2.4 each week (x)

Have a nice day! :)

What is the slope of the line shown below?

Answers

Answer:

7/3

Step-by-step explanation:

-5-9/0-6

-13/-6= 2.167777

y2-y1/x2-x1

Answer:

C

Step-by-step explanation:

calculate the slope m using the slope formula

m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]

with (x₁, y₁ ) = (0, - 5) and (x₂, y₂ ) = (6, 9) ← 2 points on the line

m = [tex]\frac{9-(-5)}{6-0}[/tex] = [tex]\frac{9+5}{6}[/tex] = [tex]\frac{14}{6}[/tex] = [tex]\frac{7}{3}[/tex]

A lock has a three number code made up of 17 numbers if none of the numbers are allowed to repeat how many different ways can you choose three different numbers in order for unit code?

Answers

Answer:

680

Step-by-step explanation:

Use the binomial coefficient where you choose [tex]k=3[/tex] numbers out of [tex]n=17[/tex] possible numbers and find the total amount of combinations since order does not matter:

[tex]\displaystyle \binom{n}{k}=\frac{n!}{k!(n-k)!}\\ \\\binom{17}{3}=\frac{17!}{3!(17-3)!}\\\\\binom{17}{3}=\frac{17!}{3!(14)!}\\\\\binom{17}{3}=\frac{17*16*15}{3*2*1}\\\\\binom{17}{3}=680[/tex]

Thus, you can make 680 three-non-repeating-number codes


8.
Find the probability that two of the customers get the silver cars and one gets a white ca

Answers

Answer: 2:1

Step-by-step explanation:

the probability that they get they get the silver cars and someone else gets the white is 2:1

Select the quotient that is less than 1?
A) 2.805 ÷ 2.58
B) 1.001 ÷ 1.01
C) 0.46 ÷ 0.406

Answers

The answer is B) 1.001 divided by 1.01

Solve 2 log x = log 36. x = 1.6 x = 6 x = 18 x = 72

Answers

Answer:

Answer is B. X=6, Positive and negitive terms cancel out

Step-by-step explanation:

Answer:

x=6

Step-by-step explanation:

I took the test

Linet passes through points (2, 2) and (10, 9). Line u is parallel to line t. What is the slope of
line u?
Simplify your answer and write it as a proper fraction, improper fraction, or integer.

Answers

Answer:

7/8

Step-by-step explanation:

Understanding the situation

Parallel lines have the same slopes.

If line t is parallel to line u then the slope of line t is the same as the slope of line u.

Finding the slope of line t

Slope formula = [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

where the x and y values are derived from points on the line

here, we are given that line to goes through (2,2) and (10,9)

Given that we can assign variables

we have (x1,y1) = (2,2) so x1 = 2 and y1 = 2

we also have (x2,y2) = (10,9) so x2 = 10 and y2 = 9

Now that we have assigned variables we plug them into the formula

Recall formula : [tex]slope=\frac{y_2-y_1}{x_2-x_1}[/tex]

==> plug in x1 = 2 , y1 = 2, x2 = 10 and y2 = 9

[tex]slope =\frac{9-2}{10-2}[/tex]

==> simplify top and bottom

[tex]slope =\frac{7}{8}[/tex]

The slope of line t is 7/8

Finding the slope of line u

Because line t and line u are parallel line u also has a slope of 7/8

Does anyone know this one I would love help

Answers

Answer:

c

Step-by-step explanation:

the graph shows a constant speed an no change in distance


Victoria wants to purchase a skateboard. She has $125 to spend. She
finds one that regularly sells for $140 and is on sale for 15% off. Sales
tax is 7%.
Victoria says that she has enough money to buy the skateboard. Is she
correct?

Answers

Answer:

we know that

Victoria has $125 to spend

[purchase price skateboard]=$139.99-0.15*$139.99-----> $139.99-$21

[purchase price skateboard]=$118.99

sales tax is 7%----------> 0.07*$118.99----------> $8.33

sales tax is $8.33

Victoria has to pay [$118.99]+[$8.33]=$127.32

$127.32 > $125

therefore

Victoria has not enough money to buy the skateboard

the answer is

Victoria has not enough money to buy the skateboard

Step-by-step explanation:

A toy store is building a display with two rectangular prisms. The base of each prism is a square with an edge length of 6 inches. One prism is 10 inches tall and the other is twice as tall. The two prisms are stacked on top of each other. What is the total volume of the display?

Answers

If the two prisms are stacked on top of each other then the height of the prism is 30 inches. Then the volume of the prism will be 1080 in³.

What is a rectangular prism?

A rectangular prism is a closed solid that has two parallel rectangular bases connected by a rectangle surface.

A toy store is building a display with two rectangular prisms.

The base of each prism is a square with an edge length of 6 inches.

One prism is 10 inches tall and the other is twice as tall.

The two prisms are stacked on top of each other.

Then the total volume of the display will be

The volume of the prism will be

Volume = Base area × Height

Then the height of the second prism will be

h₂ = 2 × 10 = 20 inches

Then the volume of the prism will be

Volume = 6 × 6 × 10 + 6 × 6 × 20

Volume = 360 + 720

Volume = 1080 cubic inches

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if 5(3x-1)=55 what is the value of 2x-2

Answers

Answer: 6

Step-by-Step Explanation:

We first Solve for ‘x’ :-

=> 5(3x - 1) = 55
= 15x - 5 = 55
= 15x = 55 + 5 = 60
=> x = 60/15 = 4

Therefore, x = 4

We can now Substitute the value of ‘x’ in 2x - 2 to find the value :-

= 2x - 2
= 2(4) - 2
= 8 - 2
= 6

Therefore, 2x - 2 = 6 (as x = 4)

Hey ! there

Answer:

Value of 2x - 2 is 6 .

Step-by-step explanation:

In this question we are provided with an equation that is 5 ( 3x - 1 ) = 55 and we are asked to find the value of 2x - 2 .

Firstly , we need to find the value of x . So we need to solve the equation .

SOLUTION : -

[tex] \quad \longmapsto \qquad \: 5(3x - 1) = 55[/tex]

Step 1 : Dividing with 5 on both sides :

[tex] \quad \longmapsto \qquad \: \dfrac{ \cancel{5}(3x - 1)}{ \cancel{5}} = \cancel{\dfrac{55}{5} }[/tex]

On cancelling , We get :

[tex] \quad \longmapsto \qquad \:3x - 1 = 11[/tex]

Step 2 : Adding 1 on both sides :

[tex] \quad \longmapsto \qquad \:3x - \cancel{1} + \cancel{1} = 11 + 1[/tex]

On simplifying , We get :

[tex] \quad \longmapsto \qquad \:3x = 12[/tex]

Step 3 : Dividing with 3 on both sides :

[tex] \quad \longmapsto \qquad \: \dfrac{ \cancel{3}x}{ \cancel{3}} = \cancel{ \dfrac{12}{3} }[/tex]

We get ,

[tex] \quad \longmapsto \qquad \: \underline{\boxed{\frak{x = 4}}}[/tex]

→ Therefore , value of x is 4 .

Verifying : -

Now we are verifying whether our answer is wrong or right . So ,

5 ( 3x - 1 ) = 55

5 { 3( 4 ) - 1 } = 55

5 ( 12 - 1 ) = 55

5 ( 11 ) = 55

L.H.S = R.H.S

Hence , Verified .

Therefore , our value of x is correct/valid .

We need to find the value of 2x - 2 .

[tex] \quad \longmapsto \qquad \:2x - 2[/tex]

So substituting value of x in it :

[tex]\quad \longmapsto \qquad \:2( \bold{4}) - 2[/tex]

Multiplying 2 with 4 :

[tex]\quad \longmapsto \qquad \:8 - 2[/tex]

Subtracting 2 from 8 :

[tex]\quad \longmapsto \qquad \: \blue{\underline{\boxed{\frak{6}}}} \quad \: \bigstar[/tex]

Henceforth, value of 2x - 2 is 6 .

#Keep Learning

BRAINLIEST To whoever can give the correct answer with an in-depth explanation !

Answers

Step-by-step explanation:

1

area of the square :

6×6 = 36 cm²

area of the triangle :

6×4/2 = 6×2 = 12 cm²

height of triangle :

area of the triangle is

10×height/2 = 40

10×height = 80

height = 80/10 = 8 cm

width of the logo :

the central square has ashtray an area of 5×5 = 25 cm².

that leaves us 125 - 25 = 100 cm² for the 4 triangles.

I assume all 4 triangles are equal, so each has an area of 100/4 = 25 cm².

the area of such a triangle is

baseline × height / 2.

so, in our case

5 × height / 2 = 25

5 × height = 50

height = 10 cm

and so, the width of the logo is 2 times the height of these side triangles, and 1 time the side length of the central square :

2×10 + 5 = 25 cm

What is the value of the expression g (g + 1)2 for g = 2 ?
F.
10
G.
12
H.
18
J.
20
K.
36

Answers

Answer:

Step-by-step explanation:

2(2 + 1)^2 = 2(3)^2 = 2(9)= 18

what is the mean median mode and range of 14, 9, 20, 5, 17, 13

Answers

Answer:

no mode, median=8.5  mean 13

Step-by-step explanation:

5, 9, 13, 14, 17, 20

No mode, median=8.5 mean 13


5,9,13,14,17,20

(6×1,000)+(1×100)+(2×10)+(9× 10 1 ​ )+(4× 100 1 ​ )=?

Answers

Answer:

11033

Step-by-step explanation:

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