Ratios, Rates and Percents

Write the ratio as a fraction in simplest form.
15 girls to 6 boys   

• 5 to 2
• 5/3
• 3 to 5
• 5/2

The Northwestern huskies had a record of 25 wins and 45 losses.  What was the ratio of wins to losses?

• 9:5
• 5:9
• 5:3
• 3:5

Which of the following ratios are NOT equivalent to 20:24?

• 10:12
• 5:6
• 15:18
• 16:20

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

CCSS.6.NS.B.2

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

In an animal shelter, the ratio of dogs to cats is 5 to 3. There are 25 dogs.  Write and solve a proportion to find the number c of cats.

• c=15
• c=18
• c=21
• c=16

You drive 25 miles in one hour. At this rate, how far will you drive in 3 hours?

• 25 miles
• 50 miles
• 125 miles
• 75 miles

15 out of 25 boys chose to go swimming at camp. What percent is that?

• 15%
• 20%
• 45%
• 60%

Joey has 3 out of 20 coins in his collection. What percent does he have?

• 7%
• 15%
• 20%
• 30%