Ratios and Proportions

Charlie reads quickly. He reads 1 3/7 pages every 2/3 minutes. Charlie reads at a constant rate. How many pages does he read per minute?

• 15/7

• 20/7

• 7/15

• 30/14

If a snail can move 3/10 of a meter every 1/12 hour, what is the speed of the snail, in meters per hour?

• 1/40
• 5/18
• 1 1/2
• 3 3/5

The table shows the amount of flour used to make waffles.   What is the unit rate for the amount of flour per waffle? 

• 8 cups per waffle
• ⅛ cups per waffle
• ¼ cups per waffle
• 9 ¼ cups per waffle

Find the unit rate.
Jacob walks 3.5 miles in 1.25 hours

• 2.5 miles per hour
• 3.25 miles per hour
• 3 miles per hour
• 2.8 miles per hour

Find the unit rate.
Emily reads ⅝ page in ⅔ minute

• 15/16 pages per minute
• 10/24 pages per minute
• 5/8 pages per minute
• 16/15 pages per minute

For every 3 hours she works, Alexia earns $20.40.
What is her unit rate in dollars per hour?

• $7 per hour
• $0.15 per hour
• $6.80 per hour
• $17.40 per hour

Doritos $4.39 for 11.5 oz. 
or
Cheetos $2.24 for 9.75 oz.
Find the unit price of each and choose the better deal.

• Doritos
• Cheetos

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

A salesman sells an item for $125.  He gets a 20% commission.  How much money did he make?

• $25
• $100
• $150
• $50

If a dog can eat 1/3 of a bag of food in 1/2 week, how many bags of food can the dog eat in 1 week?

• 1/6
• 2/3
• 3/2
• 5/6