Ratio, Rates, and Percent Review (1st Period)

What is 50% of 90?

• 50

• 45

• 55

• 1.8

Frank leaves a 20% tip at the restaurant he ate dinner at. How much did he leave as tip if the meal was $25?

• $0.05

• $5.00

• $20.00

• $30.00

What is 35% of 240?

• 120

• 84

• 35

• 68

What is 0.2 as a percent?

• 200%

• 2%

• 20%

Only about 10% of child car seats are installed correctly. What is 10% as a fraction in SIMPLEST FORM?

• 1/10

• 10/100

• 10/1

Which is 40% as a decimal?

• 0.40

• 0.04

• 0.004

• 40

In a bouquet of​ flowers, there are 7 daisies and 19 roses. Write the ratio of daisies to roses in three different ways.

• 19 to 7, 19:7, 19/7
• 19 to 7, 7:19, 7/19
• 7 to 19, 7:19, 7/19
• 7 to 19, 19:7, 19/7

A jug of juice has 9 cups of pineapple juice and 4 cups of orange juice. Write the ratio of number of cups of pineapple juice to total number of cups of juice in three different ways.

• 9 to 4, 9:4, 9/4
• 4 to 13, 4:13, 4/13
• 9 to 13, 9:13, 13/9
• 9 to 13, 9:13, 9/13

A box of cereal states that there are 84 calories in a 3/4​-cup serving.  How many calories are there in 3 cups of the​ cereal?

• 3/112
• 189
• 112
• 336

How many inches are in 12 1/2 feet?

• 1 1/2
• 144 1/2
• 37
• 150