Question

A truck has a full 50-gallon gas tank. It uses 7 1/4 gallons on the first part of its journey, 13 1/2 gallons on the second part of its journey, and 15 1/4 gallons on the third part of its journey. How many gallons of gas remain in the gas tank?

Answer 1

14 gallons would remain in the gas tank after the third part of his journey.

Answer 2

50 -7 1/4 -13 1/2 -15 1/4 = 14 . . . . gallons remain