Solving Unit Rate Problems

If 4 gallons of milk cost $16.76, how much would 7 gallons of milk cost?

• $4.19

• $29.33

• $67.04

• $117.32

John drives to the beach, which is 270 miles away. In 2 hours, he drives 120 miles. If he continues driving at the same speed, how much longer (after the 2 hours) will it take him to get to the beach?

• 2 hours

• 2.5 hours

• 4 hours

• 4.5 hours

The yard care staff can mow 45 lawns in a 10-hour workday. Each of the 9 workers can mow the same number of lawns per hour. How many lawns can 1 worker mow per hour?

• 0.5 lawns per hour

• 1.1 lawns per hour

• 4.5 lawns per hour

• 5.0 lawns per hour

A car travels 304 miles on 16 gallons of gas. How far can the car go on 5 gallons?

• 3.2 miles

• 60.8 miles

• 80 miles

• 95 miles

The last time Robert filled his car's gas tank with gas, he paid $24.50 for 7 gallons. This time he needs 15 gallons. If the price is the same, how much will he pay?

• $52.50

• $31.50

• $11.50

• $3.50

Abby earns $48 for babysitting for 6 hours. At that rate, how many hours will it take her to earn $72?

Kiaya bought 4 packs of socks for $36. How many packs of socks can she buy for $54?

Lupita bought 7 pounds of pretzels at a local wholesaler for $16.80. Her friend Charles bought 5 pounds of pretzels at the supermarket for $12.75. How much would Charles have spent if he purchased the same amount of pretzels as Lupita?

Betty can mow 4 lawns in 4.4 hours, and Jemma can mow 6 lawns in 5.4 hours. Which sentence describes the difference between the amount of time it will take each girl to mow 7 lawns?

• Betty will take 1.10 hours less than Jemma.

• Jemma will take 1.40 hours less than Betty.

• Betty will take 0.02 hours less than Jemma.

• Jemma will take 0.90 hors less than Betty.

A moving company has one large truck for furniture and one small truck for boxes. During one move, it took the large truck 4 hours to travel 180 miles. It took the small truck 3 hours to make the same trip. How much faster did the small truck travel in miles per hour?