Ratios Rates Oh

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 16 customers per hour

• 15 customers per hour

• 12 customers per hour

• 20 customers per hour

Patrick has 2 black, 3 red, and 5   white toy cars. What is the ratio of red toy cars to all the toy cars? 

• 3:5

• 1:3

• 3:11

• 3:10

Which ratio is equivalent to 4/7 with greater terms?

• 7/10

• 21/12

• 12/21

• 7/4

Which is a way NOT to present a ratio?

• As a fraction

• Using a colon (:)

• Using the word "to"

• None. All of these are right ways to write a ratio

If there are 5 boys and 7 girls, write the ratio of girls to boys.

• 5 to 7

• 7 to 5

• 5 to 12

• 7 to 12

Solve the following proportion for y:

Solve the following proportion for c: \frac{20}{8}=\frac{4c}{32} You may ONLY use the following digits and symbols to type your answers: 0 , 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , - , . , /

• $5.25

• $5.00

• $4.75

• $6.10

• $3.60

• $4.25

• $4.75

• $3.50