Quiz about Proportions Review

Question 1

Write = or $$ e$$ to show whether or note the two ratios form a proportion.

$$\frac{5}{30}\ \ \ \ \ \frac{8}{48}$$

Accepted Answer

= (proportional)

Answer

$$ e$$ (non-proportional)

Question 2

Write = or $$ e$$ to show whether or note the two ratios form a proportion.

$$\frac{7}{4}\ \ \ \ \frac{28}{12}$$

Accepted Answer

$$ e$$ (non-proportional)

Answer

= (proportional)

Question 3

Which of the following pairs of ratios form a proportional relationship?

Accepted Answer

9:12 and 6:8

Answer

3:2 and 12:6

Answer

7:14 and 1:3

Answer

20:8 and 15:9

Question 4

Complete the following proportion.

$$\frac{9}{7}\ \ \ =\ \ \frac{ }{42}$$

Accepted Answer

x = 54

Answer

x = 6

Answer

x = 45

Answer

x = 32.7

Question 5

Complete the following proportion.

$$\frac{ }{20}\ \ =\ \ \frac{75}{100}$$

Accepted Answer

x = 15

Answer

x = 200

Answer

x = 26.7

Answer

x = 375

Question 6

Looking at the following proportion, what is x?

40 is to 11 as 120 is to x

Accepted Answer

33

Answer

30

Answer

40

Answer

44

Question 7

Look at the pictorial relationship of smiley faces to cookies. If you had ten cookies, how many smiley faces would you need to express the same relationship as that shown above?

Accepted Answer

4

Answer

6

Answer

10

Answer

8

Question 8

Given that the ratio of y to x in a proportional relationship is 24:3, which table would represent this relationship with 3 additional equivalent ratios?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 9

Billy rides his bike 3 times a week for exercise. Complete the table to find the number of miles Billy can travel in 9 hours.

Accepted Answer

180

Answer

190

Answer

195

Answer

210

Question 10

Laurie has a fish tank. The proportion of fish to plants is 3 to 5. Which graph represents this proportion?

Accepted Answer

Question 11

Determine the table that represents a proportional relationship.

Accepted Answer

Question 12

Which graph represents a proportional relationship?

Accepted Answer

Question 13

Which graph shows a proportional relationship between x and y?

Accepted Answer

Question 14

Select the graphs that show a proportional relationship between x and y.

Accepted Answer

Accepted Answer

Question 15

A swimming pool is being filled with water. Which situation represents a proportional relationship between the time the pool is being filled and the water level.

Accepted Answer

An empty pool was filled at a rate of 14 inches per hour.

Answer

A pool started with 2 feet of water and was filled at a rate of 14 inches per hour.

Answer

A pool started with 8 inches of water and was filled at a rate of 14 inches per hour.

Answer

A pool was filled at a rate of 14 inches per hour for the first 2 hours and then at a rate of 16 inches per hour until it was full.

Proportions Review

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