Unit 5 Review

Solve using a proportion

• 30 mins

• 20 mins

• 60 mins

• 15 mins

The ratio of boys to girls at school is 3 boys for every 2 girls. If there are 12 boys, how many girls are there?

• 4 girls

• 18 girlss

• 8 girls

• 6 girlss

Mary has saved $17.50 in the past 3 weeks. At this rate, how much will she save in 15 weeks?

• $262.50

• $87.50

• $70

• $52.50

A human blinks an average of 1,200 times an hour. At this rate, about how many times will a person blink in 4 1/2 hours?

• 2,400

• 3,600

• 4,800

• 5,400

Brandon is 6 feet tall. How tall is he in inches? 1 foot equals 12 inches.

• 72 in

• 2 in

• 0.5 in

• 6 in

If 1 gallon is the same as 8 pints. How many gallons are 24 pints?

• 0.33 gallons

• 192 gallons

• 8 gallons

• 3 gallons

If 1 inch is equal to approximately 2.54 centimeters (cm), around how many inches are in 16 cm?

• 8.00 inches
• 40.64 inches

• 6.3 inches

• 5.50 inches

What is 4% of 50?

• 2
• 8

• 20

• 12.5

What percent of 200 is 40?

• 40%

• 20%

• 5%

• 20%

25 is 40% of what number?

• 40

• 1.6

• 62.5
• 55