Question 1

The cost c varies directly as the number of liters of gasoline L is written as ____.

Accepted Answer

Answer

Answer

Answer

$c=\frac{k}{L}$

Question 2

The length $c=\frac{k}{L}$ of a rectangular field varies inversely as its width $w$ is written as ____.

Accepted Answer

Answer

Answer

Answer

Question 3

Which of the following describes a direct variation?

Accepted Answer

https://uploads.quizalize.com/2fff7fe4-9984-42a1-9303-197fd5ca8329/question/63380138350373c5ed20089c08ec5a7cc8927cb6.png

Answer

https://uploads.quizalize.com/2fff7fe4-9984-42a1-9303-197fd5ca8329/question/780c6ee39750e2a922e604ea819c3cb7c85f4b43.png

Answer

https://uploads.quizalize.com/2fff7fe4-9984-42a1-9303-197fd5ca8329/question/fb4d60d1e022a2d940af20a5e6c554236d9b9288.png

Answer

https://uploads.quizalize.com/2fff7fe4-9984-42a1-9303-197fd5ca8329/question/4a253b9ace60ceaf3c4b46ca336e3c5d6987e6ca.png

Question 4

What mathematical equation describes the graph below?

Accepted Answer

y varies directly as x, where $c=\frac{k}{L}$ is the constant of variation

Answer

y varies directly as x, where 2 is the constant of variation

Answer

y varies inversely as x, where $c=\frac{k}{L}$ is the constant of variation

Answer

y varies inversely as x, where 2 is the constant of variation

Question 5

Jason can make 20 pieces of cupcakes from a 4 kg flour, how many kgs of flour will he use to make 50 pieces of cupcakes?

Accepted Answer

10 kg

Answer

8 kg

Answer

5 kg

Answer

12 kg

Question 6

Which expression is equivalent to $c=\frac{k}{L}$ ?

Accepted Answer

Answer

<math>\left(y^2\right)^3</math>

Answer

Answer

Question 7

Which of the following is TRUE?

Accepted Answer

Answer

<math>\left(b^{-5}\right)^0=b^{-5}</math>

Answer

Answer

Question 8

What is the value of $c=\frac{k}{L}$ ?

Accepted Answer

2

Answer

-16

Answer

16

Answer

-2

Question 9

Which is the simplified form of $c=\frac{k}{L}$ ?

Accepted Answer

Answer

Answer

Answer

Question 10

The exponential expression $c=\frac{k}{L}$ is the same as _____.

Accepted Answer

Answer

Answer

Answer

Question 11

Change $c=\frac{k}{L}$ to rational form.

Accepted Answer

<math>\left(m+3\right)^{\frac{1}{2}}</math>

Answer

<math>\left(m+3\right)^2</math>

Answer

Answer

Question 12

Which of the following is equal to $c=\frac{k}{L}$ ?

Accepted Answer

Answer

Answer

Answer

Question 13

$c=kL$ is the same as _____.

Accepted Answer

Answer

Answer

Answer

Question 14

What is $c=\frac{k}{L}$ ?

Accepted Answer

3

Answer

9

Answer

18

Answer

6

Question 15

Between what two consecutive whole numbers does $c=\frac{k}{L}$ lie?

Accepted Answer

14 and 15

Answer

15 and 16

Answer

12 and 13

Answer

13 and 14

Question 16

If $c=\frac{k}{L}$ is to be simplified, what is the result?

Accepted Answer

Answer

Answer

Answer

Question 17

What is the difference of $c=\frac{k}{L}$ ?

Accepted Answer

Answer

Answer

Answer

Question 18

What is the value of x in the equation $c=\frac{k}{L}$ ?

Accepted Answer

4

Answer

2

Answer

8

Answer

12

Question 19

Which of the following satisfies the value of x in the equation $c=\frac{k}{L}$ ?

Accepted Answer

17

Answer

8

Answer

25

Answer

4

Question 20

In a flagpole, a 10-meter rope is attached to the top of the pole from a point on the field. If the rope is 8 meters away from the base, how high is the pole?

Accepted Answer

6 m

Answer

1.41 m

Answer

4.24 m

Answer

12.81

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