Answer:
class Automobile
{
private double mpg;
private double gallons;
Automobile(double mileage)
{
mpg = mileage;
gallons = 0;
}
void fillUp(double gas)
{
gallons += gas;
}
void takeTrip(double miles)
{
gallons -= miles/mpg;
if (gallons < 0) {
gallons = 0;
}
}
double reportFuel()
{
return gallons;
}
}
Step-by-step explanation:
I made sure you will not have negative gallons in your tank!