Ratio Relationships

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

There are 13 boys and 10 girls in the classroom.  What is the ratio of boys to girls?

• 10 to 13

• 23 to 13

• 13 to 10

• 23 to 10

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4

• 5:11

• 2:5

• 6:5

From the previous question, is the ratio of "pears to all fruit" a "part-to-part" or a "part-to-whole" ratio?

• Part-to-part

• Part-to-whole

If you have 3 pennies, 4 nickels, and 5 dimes, which represents the ratio of nickels to total coins?

• 4:5

• 3:12

• 4:12

• 5:12

Suppose a class has 14 redheads, 8 brunettes, and 6 blondes. What is the ratio of redheads to blondes?  Write your answer in SIMPLEST FORM. 

• 14:6

• 7:3

• 14:8

• 7:4

Write the ratio for 18 goldfish in a tank of 48 fish in SIMPLEST FORM.  

• 18/48

• 9/6

• 8/3

• 3/8

Erasers cost 5 cents each at the school store. The table shows this relationship. Choose the graph which displays the ordered pairs and describes the graph.

• 
• 
• 
• 

Based on the graph, how many songs would there be in 12 hours?

• 80 songs

• 15 songs

• 90 songs

• 65 songs

Additive or Multiplicative?: Tim ran laps, which was 3 times as many laps as Nathan ran.

• Additive

• Multiplicative