Problema Solution
A car's gas mileage averages 25 miles per gallon in the city and 30 miles per gallon on the highway. The car can travel 325 miles on a tank of gas in the city. Which of the following proportions can be used to determine how many miles the car can travel on the highway using the same amount of gas?
Answer provided by our tutors
Let 'x' represent the miles that car can travel on the highway with the same amount of gas.
The proportion used to determine how many miles the car can travel on the highway on a tank of gas is:
325 : 25 = x : 30