Proportions and Rates Review

Solve the proportion below:

• 3

• 24

• 21

• 12

Nick walked 3⁄4 of a mile in 12 minutes. How long would it take him to walk three miles at this pace?

• 16 minutes

• 32 minutes

• 48 minutes

• 64 minutes

Allison can sew three scarves in 75 minutes. How many scarves can she sew in four hours?

• 3 scarves

• 6 scarves

• 9 scarves

• 25 sacrves

At Emily's summer camp, there were 80 girls and 12 counselors. At this rate, how many counselors should they have for 100 girls?

• 10

• 14

• 15

• 16

Round to the nearest tenth if necessary.

 60 ft/s ≈ ____________ mi/min

• 3600

• 0.7

• 60

• 1

Round to the nearest tenth if necessary.

660 ft/min = ____________ ft/s 

• 1.1

• 11

• .11

• 111

Round to the nearest tenth if necessary.

32 gal/min = ____________ qt/h 

• 7,680

• 53

• 76.80

• .53

Round to the nearest tenth if necessary.
5.6 lb/gal = ____________ oz/gal 

• 890

• 895

• 896

• 89.6

Alonzo fills buckets at a rate of 6 gallons per minute. What is the rate in pints per hour?

• 2,880 gal per hour

• 28.80 pints per hour

• 2,880 pints per hour

• .2880 pints per hour

Round to the nearest tenth if necessary.

8 mi/h = ____________ ft/min 

• 70.4

• 660

• 704

• 6.6