Ratio and proportions review

Henry can write 5 ¼  pages of his novel in 3 hours. How many pages does he write per hour?

• 15.25 pages per hour
• 15.75 pages per hour
• 1.75 pages per hour
• not here

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

At the market, 7 apples cost $4.55. What is the cost per apple?

• 1.54 apples per dollar
• 1.54 dollars per apple
• $0.65 per apple
• not here

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Solve the proportion.

• k=5
• k=45
• k=60
• k=90

Tags

CCSS.7.RP.A.2B

The table shows the relationship between the wait time in minutes and the number of people in line. What is the constant of proportionality (unit rate)?

(a)  

Tags

CCSS.7.RP.A.2B

Determine whether the relationship between the two quantities to the right is proportional.

Choose the correct answer.

• Yes, because the graph of the line connecting the ordered pairs passes through the origin

• Yes, because the graph of the line connecting the ordered pairs does not pass through the origin

• No, because the graph of the line connecting the ordered pairs passes through the origin

• No, because the graph of the line connecting the ordered pairs does not pass through the origin

Tags

CCSS.7.RP.A.2D

Kyle went hiking on his spring vacation. His time in hours and distance in miles is shown on the graph. What does the point (10, 12) represent?

• The unit rate is 12 miles per hour

• It took Kyle 12 hours to hike 10 miles

• In 10 hours Kyle hiked 12 miles.

• The unit rate is 10 miles per hour

Tags

CCSS.7.RP.A.2D

Select all that are proportional.

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2D

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 1/2x

• x = 1/2y

• y = 2x

• k = x

Tags

CCSS.7.RP.A.2B

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 30k

• y = 30x

• y = 0.03x

• y = 9x

Tags

CCSS.7.RP.A.2B

Which equation helps you solve for k?

• k = x/y

• k = y/x

• k = y + x

• k = 2x

Tags

CCSS.7.RP.A.2B