Unit 2 REVIEW/TEST

What is the constant rate of change of the table?

• 2 meters per second

• 4 meters per second

• 8 meters per second

• 10 meters per second

Simplify.

 $\frac{4}{\frac{1}{4}}$  

• 16

•  $\frac{1}{16}$  

• 4

•  $\frac{1}{4}$  

Simplify.

 $\frac{\frac{1}{5}}{\frac{4}{5}}$  

• 4

• 5

•  $\frac{1}{4}$  

•  $\frac{1}{5}$  

Selena babysits on the weekends. The equation y= 11x represents the amount of money she earns. What is the constant of proportionality? (y=kx)

• 1

• 33

• 11

• 6

What is the solution of the proportion

 $\frac{22}{11}=\frac{r}{13}$  ?

• 26

• 18

• 6.5

• 3.18

Which size can of soup shown in the table has the lowest unit price?

• 10 oz

• 15 oz

• 18 oz

• 32 oz

Cyclists were 3/4 finished with their ride when they reached the 18-kilometer mark. How long was their ride?

• 6 km

• 12 km

• 18 km

• 24 km

The graph shows the amount of money Joe earns each hour he works. Which statement about the graph is n o t true?

• The graph shows a proportional relationship.

• The graph shows a non-proportional relationship.

• The unit rate is $15/hour

• The line is straight.