Direct Proportion Review Day #2

Does this graph show a direct proportion? If so, name the constant of proportionality.

• Yes; 2

• No

• Yes; 1/2

• Yes; 4

Tags

CCSS.7.RP.A.2D

Does this table represent a direct proportion? If so, name the constant of proportionality.

• Yes; 6

• Yes; 2

• No

• Yes; 1/2

Tags

CCSS.7.RP.A.2B

Jane paints clay figurines to sell at a craft fair. The graph shows that the number of figurines she paints, y, is directly proportional to the number of days she paints, x. Find the constant of proportionality.

• 5

• 10

• 15

• 2.5

Tags

CCSS.8.EE.B.5

The distance that an automobile travels is directly proportional to the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480

• 1960

• 84

• 25

Tags

CCSS.6.RP.A.3C

y is directly proportional to x, and y = 12 when x = 3. Find the constant of proportionality.

• 1/4

• 36

• 4

• 15

Tags

CCSS.7.RP.A.2B

Which of the following graphs shows a direct proportion relationship?

• 
• 
• 
• 

Tags

CCSS.8.EE.B.5

Which of the following table shows a direct proportion relationship?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2B

Does the following equation represent a direct proportion? If so, name the constant of proportionality.
 $\frac{1}{4}y\ =\ 5x$ 

• yes; 20

• no

• yes; 4/5

• yes; 1/20

Tags

CCSS.7.RP.A.2C

y is directly proportional to x, and y = 6 when x = 12. What is y when x is 8?

• 4

• 1/2

• 16

• 12

n is directly proportional to m, and n = 6 when m = 2. Find the constant of proportionality. Write the direct proportion equation.

• 1/3; n = 1/3m

• 3; m = 3n

• 3; n = 3m

• 12; n = 12m

Tags

CCSS.7.RP.A.2B