Introduction to Rates and Unit Rates

After 3 hours, Ernie had travelled 195 miles. If he travels at a constant speed, how far will he have travelled after 5 hours?

• 400 miles

• 325 miles

• 575 miles

• 650 miles

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

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 car is going 50 miles per hour. A rate that describes this would have units of

• Miles and cars

• Miles and hours

• Miles only

• Hours only

If Maya makes $10 an hour at her after school job, how many hours will it take her to earn $150?

• 10 hours

• 1.5 hours

• 15 hours

• 20 hours

You go to the grocery store to buy dog food. The store has three sizes available:

Which size bag has the lowest cost per pound rounded to the nearest cent?

• The 8-lb bag

• The 20-lb bag

• The 40-lb bag

• I have a cat

Jan ran 5 miles in 48 minutes. What was her time per mile?

• 10 min/mi

• 9.6 min/mi

• about 12 min/mi

• 9.5 min/mi

A major league baseball player was able to hit 70 home runs in 162 games. Create a unit rate for this information.

• 2.3 homeruns per 1 game

• 70 homeruns per 1 game

• 1 homerun per 2.3 games

• cannot be determined

If a person walks 1/2 mile in 1/4 hour, how far does that person walk in 2 hours?

• 2 miles

• 8 miles

• 14 miles

• 4 miles

$279 for 9 concert tickets. Find the cost per ticket.

• $31

• $39

• $2,511

• $34