Proportional Relationship Unit Rate

Luke can paint 91 portraits in 7 weeks. How many portraits does he paint each week?

• 637 cars per week

• 13

• 0.08 portraits per week

• 13 portraits per week

Lynnette can wash 95 cars in 5 days. How many cars does she wash each day?

• 475 cars per day

• 19 cars per day

• .05 cars per day

• 15 cars per day

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $.50 per pound

• $1.25 per pound

• $3 per pound

• $2.50 per pound

Diana uses 30 grams of coffee beans to make 48 fluid ounces of coffee. When guests come, she makes 96 fluid ounces of coffee. How many grams of coffee beans does Diana use when she has visitors?

Mathematical Equivalence

ON

If a printer can print 240 pages in 4 minutes, what is the unit rate of pages per minute?

• 60 pages/minute

• 50 pages/minute

• 70 pages/minute

• 40 pages/minute

A grading machine can grade 48 tests in 1 minute. How long will it take the machine to grade 300 tests?

Mathematical Equivalence

ON

If a car travels 300 miles in 5 hours, what is the unit rate of miles per hour?

• 60 miles/hour

• 55 miles/hour

• 65 miles/hour

• 75 miles/hour

A recipe calls for 2 cups of sugar for every 3 cups of flour. What is the unit rate of cups of sugar to cups of flour?

• 1 cup of sugar per cup of flour

• 2 cups of sugar per cup of flour

A unit rate is a rate in which the unit in the denominator is:

• 0

• 3

• 1

• 2