Writing and Solving Proportions

The cost of 50 apples is $25.00.  How much would 75 apples cost?

• $12.50
• $50.00
• $37.50
• $75.00

Tags

CCSS.6.RP.A.3B

It takes Mike 18 minutes to finish reading 4 pages of a book.  If Mike reads each page at the same pace, how long does it take for him to finish reading 30 pages?

• 125 minutes
• 162 minutes
• 72 minutes
• 135 minutes

Tags

CCSS.6.RP.A.3B

Nathan packs 39 boxes in 3 hours for UPS.  If Nathan packs the same number of boxes every hour, how many boxes can he pack in his 8-hour shift?

• 104 boxes
• 117 boxes
• 13 boxes
• 78 boxes

Tags

CCSS.6.RP.A.3B

A photographer can take 12 pictures in 5 minutes.  How long will it take him to take 132 pictures?

• 50 minutes
• 55 minutes
• 60 minutes
• 65 minutes

Tags

CCSS.6.RP.A.3B

A 6-ounce package of fruit snacks contains 45 pieces. How many pieces would you expect in a 10-ounce package?

• 75 Pieces
• 27-ounces
• 27 pieces
• 75-ounces

Tags

CCSS.6.RP.A.3B

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk
• 1.75 cups milk
• 2 cups flour
• 2.25 cups milk

Tags

CCSS.7.RP.A.2A

What value of x makes this proportion true?

 $\frac{14}{20}=\frac{56}{x}$  

• 62
  

• 70

• 80

• 100

You can buy 4 DVDs for $48. Write a proportion that gives the cost c of buying 6 DVDs.

• $\frac{4}{48}=\frac{c}{6}$

• $\frac{4}{6}=\frac{c}{48}$

• $\frac{4}{48}=\frac{6}{c}$

• $\frac{4}{c}=\frac{6}{48}$

The ratio of seventh-grade dancers to all dancers is 5:16. Find the number of seventh-grade dancers on a team of 80 dancers.

• 10

• 25

• 80

• 256

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

2. COMPUTERS About 13 out of 20 homes have a personal computer. On a street with 60 homes, how many would you expect to have a personal computer?

• 39 Computers
• 4.3 Homes
• 39 Homes
• 4.3 Computers

Tags

CCSS.7.RP.A.3