CH. 4 Quiz

Are the two ratios of red to yellow M&Ms equal?

• Yes

• No

A watermelon cost $3.24 for 3 pounds, what is the cost per pound?

• $9.72

• $1.08

• $6.24

Sara drives 330 miles in 5 hours. What is her rate per hour?

• 1,650 miles per hour

• 335 miles per hour

• 66 miles per hour

What are two equal ratios called?

• Unit Rate

• Numbers

• Proportions

The ratio of a persons weight on Earth to his weight on the Moon is 6 to 1. Xavier weighs 90 pounds on Earth. How much would he weigh on the Moon?

• 60 pounds

• 96 pounds

• 540 pounds

• 15 poudns

Which is an INCORRECT method to express a ratio of 4 cats to 7 dogs?

• 4 to 7

• 7 and 4

• 4 : 7

• x=15

• x=11

• x=1/11

• x=20

Yani reads 22 pages per hour. How many pages can he read in 8 hours? Select the proportion that is set up correctly.

In Austin, Texas, 8 bats ate 40 grams of insects in one night. At this rate, how many grams of insects could 64 bats eat in one night?

• 5 grams

• 320 grams

• 512 grams

• 12.8 grams

Kelly has 10 apps on her ipad. 5 are school apps, 2 are music apps, and 3 are games. What is the ratio of school apps to game apps?

• 5 to 2

• 3 to 5

• 5 to 10

• 5 to 3