Concept of Unit Rate

A rate is a ratio that compares

• A part to a part

• A part to a whole

• Quantities with different units

• Quantities with the same units

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

• 0

• 3

• 1

• 2

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound

• $35 per pound

• $5 per pound

• $0.125 per pound

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

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

It cost me $46.80 to fill my 13-gallon gas tank. What was the price of gas per gallon?

• $3.60

• $3.55

• $3.40

• $3.50

You're throwing a party, and you ordered 15 pizzas for your guests. Your total came to $97.50. What was your unit cost per pizza?

• $4.95 per pizza

• $5.75 per pizza

• $7.25 per pizza

• $6.50 per pizza

The car travels 440 miles in 8 hours. What is the unit rate?

• 12 miles in 1 hour
• 55 miles in 1 hour
• 110 miles in 1 hour
• 44 miles in 1 hour

It snowed 14 inches in 5 hours. What is the unit rate?

• 3 inches
• 1.5 inches
• 5 inches
• 2.8 inches

Elijah earns $200 for 8 hours of work. What is the unit rate (in dollars per hour)?

• $50 per hour

• $12 per hour

• $192 per hour

• $25 per hour