Question

At the start of a trip, a car’s gas tank contains 12 gallons of gasoline. During the trip, the car consumes 10 LaTeX: \frac{1}{8}1 8 gallons of gasoline. How much gasoline is left in the tank?

Answer 1

At the beginning we have 12 gallons and during the trip the car consumes 10 1/8 of the tank. Then the expression we are looking for is

`12-10\text{ 1/8}`