Rates and proportions

You travel 150 miles on 5 gallons. How far did you travel per gallon?

• 15 miles
• 30 miles
• 3 miles
• 25 miles

When are unit rates useful? Choose the best answer.

• When you want to subtract a number by another.
• When you want to multiply one number by another.
• When you want to compare prices.
• When you want to figure out the probability of a number.

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

• 12 miles per hour
• 55 miles per hour
• 110 miles per hour
• 44 miles per hour

Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

• $30
• $20
• $60
• $10

Solve the proportion.

• k=5
• k=3.3333333
• k=60
• k=90

Solve for x

• x=6
• x =1/6
• x = 7
• x=9

Solve for x 

• x = 15
• x = 11
• x = 1/11
• x = 20

Jeff ran 6 miles in 4 hours. At this rate, how many miles will he run in 6 hours?

• 9 miles
• 4 miles
• 6 miles
• 36 miles

A job pays $56 for 8 hours of work.  How much money does the job pay per hour?

• $7 per hour
• $8 per hour
• $6 per hour
• $7.50 per hour

Jenny drives 265 miles in 5 hours.  What is her average rate of speed in miles per hour?

• 58 mph
• 62 mph
• 66 mph
• 53 mph