Gas mileage is the number of miles you can drive on a gallon of gasoline. a test of a new car results in 535 miles on 21 gallons of gas. how far could you drive on 51 gallons of gas ? what is the car's gas mileage?

We should first find the gas mileage
that will be 535/21 equals to 25.5
The car's gas mileage is 25.5
To find how much the car can drive on 51 gallons of gas
25.5×51
Equals to 1300.5
the car can drive 1300.5 miles on 51 gallons of gas