Applying Rate and Ratio Reasoning

Every gallon is 4 quarts. This can be expressed using the equation y × 4 = Z, where y is equal to the number of gallons and Z is equal to the total number of quarts. Using this equation find the total quarts in 6 gallons.

What is the total cost of a bag of candy that is $6.15 with a sales tax of 7%?

• $6.58

• $6.75

• $6.23

• $0.43

Lynnette can wash 85 cars in 5 days. How many cars does she wash each day?

• 475 cars per day

• 17 cars per day

• 16 cars per day

• 15 cars per day

A sea turtle made 460 dives in 12 hours. At this rate, how many dives did the sea turtle make in 3 hours?

• 153

• 115

• 120

• 165

Angie exercised on her treadmill for 50 minutes. The display on the treadmill showed that she burned 434 calories. How many calories did she burn in one minute if she ran at the same speed the whole time?

Which runs faster: a cheetah that can run 60 feet in 4 seconds or gazelle that can run 100 feet in 8 seconds?

• cheetah at a unit rate of 14 ft per sec

• gazelle at a unit rate of 12 ft per sec

• cheetah at a unit rate of 15 ft per sec

• gazelle at 12.5 ft per sec

If 3 pounds of apples costs $0.90, how much will 10 pounds cost?

• $3.00

• $2.50

• $3.50

• $2.25

Don drove 64 miles using 2 gallons of gas.

Which is false based on the information above?

• Don drove 16 miles per half a gallon of gas.

• Don's fuel efficiency is 32 mpg (miles per gallon).

• Don drove 32 miles per gallon of gas.

• Don drove 16 miles per half a gallon of gas.

Tags

6.4.H

If Kimberly pays 15 dollars for 3 books, how much does she pay for 1 book?

• $5

• $4

• $2

• $1