The car owned by Marisa gets an average of 16 miles per gall

The car owned by Marisa gets an average of 16 miles per gallon of gas on the highway. If she recently took a trip of 1,344 miles, how many gallons of gas did she use?

A. 34 gallons

B. 57 gallons

C. 78 gallons

D. 84 gallons

Solution

number of miles that can be travelled by 1 gallon of gas =16

The number of gallons required to travel 1344 miles =1344/16

=84 gallons

so answer is D