Chapter 5 Test

Ratios

100

A ratio is a comparison of ________ quantities

2

200

Write the ration in simplest form.

1 red crayon for every 3 blue crayons.

1:3

300

7 quarters to 3 dimes

7:3

400

The ratio of your monthly allowance to your friend's monthly allowance is 5:3. The monthly allowances total $40. How much is your friend's allowance?

$15

500

During a checkers game, there are 16 pieces left. The ration of black to red is 3:5. How many black pieces are on the board?

6 pieces

Proportions

100

Solve the proportion.

1/5 : x/10

X=2

200

Solve the proportion.

20/x = 12/15

x=25

300

Solve the proportion.

2/p = 10/35

p=7

400

It costs $39 to buy 4 adult tickets to a movie. If Lamar needs to buy 13 adult tickets for his family, how much will it cost?

$126.75

500

Keidron can complete 14 crafts with 9 pieces of cardstock. If he has to make 210 crafts for an art festival, how many pieces of cardstock will he need?

135 pieces

Rates/Unit Rates

100

A unit rate is a rate that compares a quantity to ___________

one

200

Write the unit rate.

You read 165 pages in 3 hours.

55 pages/hour

300

Write the unit rate.

You score 84 points in 6 games.

14 points/game

400

Write the unit rate. 

Mrs. Jones spend $15 of 12 bottles of water.

$1.25/bottle

500

Write the unit rate.

Jennifer makes 14 bracelets in 2 hours.

7 bracelets/hour

Fractions to Percents

100

Change the fraction to a decimal.

3/5

0.6

200

Change the fraction to a decimal.

1/4

0.25

300

Change the fraction to a percent.

3/4

75%

400

Change the fraction to a percent.

4/5

80%

500

Change the fraction to a percent.

2/5

40%

Percent Proportions

100

20% of 60

12

200

10% of 90

9

300

10% of what number is 14?

140

400

What number is 20% of 30?

6

500

72 is what percent of 60?

120%