Ratios, Unit Rate, Percent Review

Write the following ratio as a fraction in simplest form: 15 carnations to 24 roses

• 15:24

• 5:8

• 3:4

• 3:8

Jenny has 3 guitars. Steve has 4 guitars. If the ratio of guitars is 4:3, who is first in the ratio?

• Jenny
• Steve
• It doesn't matter
• Andy Griffith

A bag of marbles comes with a ratio of 3 blue marbles to 2 red marbles to 5 yellow marbles. If there are 12 red marbles in the bag, how many yellow marbles are there?

• 30

• 18

• 20

• 8

The ratio of soccer players to baseball players to basketball players is 3:1:2. If there are 36 athletes in all, how many soccer players are there?

• 54

• 12

• 18

• 6

John traveled 567 km in 9 hours. Write the unit rate.

• 567 km/ 9h

• 5103 km/h

• 61 km/h

• 63 km/h

Brittney bought 13 peaches for $8.84. How much was each peach?

• $0.68

• $0.71

• $0.65

• $0.74

Jeremy makes $84 in 4 hours. How much will he make in 12 hours?

• $21

• $252

• $1008

• $28

• x = 3

• x = 1

• x = 4

• x = 6

Solve the proportion:

• 4
• 8
• 14
• 10

In an animal shelter, the ratio of cats to dogs is 3 to 5. If there are a total of 25 dogs at the shelter, how many cats do they have?

• 15
• 18
• 21
• 32