Question

If 4 gallons of gasoline cost $13.76, how much will 11 gallons of gasoline cost?

Answer 1

x=37.84

Explanation:

We can write a ratio to solve

4 gallons 11 gallons

--------------- = ----------------

13.76 x dollars

Using cross products

4x = 11*13.76

4x=151.36

Divide by 4

4x/4 = 151.36/4

x=37.84