Quiz about 7.RP.2.A

Question 1

Which of the following pairs of ratios are equivalent?

Accepted Answer

$$\frac{2}{3}$$ and $$\frac{4}{6}$$

Answer

$$\frac{3}{4}$$ and $$\frac{6}{9}$$

Answer

$$\frac{5}{7}$$ and $$\frac{10}{15}$$

Answer

$$\frac{1}{2}$$ and $$\frac{3}{5}$$

Question 2

If a table shows the following values for $$x$$ and $$y$$ : $$(1, 2)$$ , $$(2, 4)$$ , $$(3, 6)$$ , $$(4, 8)$$ , is the relationship between $$x$$ and $$y$$ proportional?

Accepted Answer

Yes, because the ratios $$\frac{y}{x}$$ are equivalent.

Answer

No, because the ratios $$\frac{y}{x}$$ are not equivalent.

Answer

Yes, because the graph is a curve.

Answer

No, because the graph is a straight line.

Question 3

Which graph represents a proportional relationship?

Accepted Answer

A straight line that passes through the origin (0, 0).

Answer

A straight line that passes through the point (0, 1).

Answer

A curved line that passes through the origin (0, 0).

Answer

A horizontal line.

Question 4

Given the table below, determine if the relationship is proportional: | $$x$$ | $$y$$ | |-----|-----| | 1 | 3 | | 2 | 6 | | 3 | 9 | | 4 | 12 |

Accepted Answer

Yes, because the ratios $$\frac{y}{x}$$ are equivalent.

Answer

No, because the ratios $$\frac{y}{x}$$ are not equivalent.

Answer

Yes, because the graph is a curve.

Answer

No, because the graph is a straight line.

Question 5

If the ratio of $$a$$ to $$b$$ is 4:5, which of the following is an equivalent ratio?

Accepted Answer

8:10

Answer

5:4

Answer

12:15

Answer

10:8

Question 6

A graph shows a line passing through the points (0, 0) and (3, 6). Is this a proportional relationship?

Accepted Answer

Yes, because the line passes through the origin.

Answer

No, because the line does not pass through the origin.

Answer

Yes, because the line is horizontal.

Answer

No, because the line is vertical.

Question 7

Which of the following tables represents a proportional relationship? | $$x$$ | $$y$$ | |-----|-----| | 1 | 2 | | 2 | 4 | | 3 | 6 | | 4 | 8 |

Accepted Answer

Yes, because the ratios $$\frac{y}{x}$$ are equivalent.

Answer

No, because the ratios $$\frac{y}{x}$$ are not equivalent.

Answer

Yes, because the graph is a curve.

Answer

No, because the graph is a straight line.

Question 8

Which of the following graphs does not represent a proportional relationship?

Accepted Answer

A straight line through (0, 2).

Answer

A straight line through the origin.

Answer

A straight line through the origin with a positive slope.

Answer

A straight line through the origin with a negative slope.

Question 9

Which equation does not represent a proportional relationship?

Accepted Answer

$$y = x + 2$$

Answer

$$y = 4x$$

Answer

$$y = \frac{1}{2}x$$

Answer

$$y = 0.75x$$

Question 10

A table shows the following values for $$x$$ and $$y$$ : $$(1, 5)$$ , $$(2, 10)$$ , $$(3, 15)$$ , $$(4, 20)$$ . Is the relationship between $$x$$ and $$y$$ proportional?

Accepted Answer

Yes, because the ratios $$\frac{y}{x}$$ are equivalent.

Answer

No, because the ratios $$\frac{y}{x}$$ are not equivalent.

Answer

Yes, because the graph is a curve.

Answer

No, because the graph is a straight line.

Question 11

Which of the following pairs of ratios are not equivalent?

Accepted Answer

$$\frac{2}{3}$$ and $$\frac{5}{8}$$

Answer

$$\frac{3}{5}$$ and $$\frac{6}{10}$$

Answer

$$\frac{4}{7}$$ and $$\frac{8}{14}$$

Answer

$$\frac{5}{8}$$ and $$\frac{10}{16}$$

Question 12

Which graph represents a non-proportional relationship?

Accepted Answer

A straight line through (0, 1).

Answer

A straight line through the origin.

Answer

A straight line through the origin with a positive slope.

Answer

A straight line through the origin with a negative slope.

Question 13

If a table shows the following values for $$x$$ and $$y$$ : $$(1, 3)$$ , $$(2, 6)$$ , $$(3, 9)$$ , $$(4, 12)$$ , is the relationship between $$x$$ and $$y$$ proportional?

Accepted Answer

Yes, because the ratios $$\frac{y}{x}$$ are equivalent.

Answer

No, because the ratios $$\frac{y}{x}$$ are not equivalent.

Answer

Yes, because the graph is a curve.

Answer

No, because the graph is a straight line.

Question 14

Is this a proportional relationship?

Accepted Answer

yes

Answer

no

Question 15

Is this a proportional relationship?

Accepted Answer

no

Answer

yes

Question 16

Is this a proportional relationship?

Accepted Answer

no

Answer

yes

Question 17

Is the relationship between time and distance proportional or not proportional?

Accepted Answer

proportional

Answer

not proportional

Question 18

Is the relationship between games and total cost proportional or not proportional?

Accepted Answer

not proportional

Answer

proportional

Question 19

Is the relationship between pounds of nuts and pounds of dried fruit proportional or not proportional?

Accepted Answer

proportional

Answer

not proportional

Question 20

Is this a proportional relationship?

Accepted Answer

no

Answer

yes

Question 21

Is this a proportional relationship?

Accepted Answer

no

Answer

yes

Question 22

Is this a proportional relationship?

Accepted Answer

no

Answer

yes

Question 23

Is this a proportional relationship?

Accepted Answer

no

Answer

yes

Question 24

Which of the following is a proportional relationship?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 25

Which of the following is not a proportional relationship?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

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