At the beginning of a journey the fuel tank of a car was 3/4 full. when the car reached it's destination it had consumed 60% of the gasoline in the tank. the full capacity of the fuel tank isn't w gallons.

gallons

Step-by-step explanation:

The full capacity of the fuel tank is W gallons.

In the beginning, the tank was part full.

That means initially there was gallons of fuel.

Now, after reaching the destination the car has consumed 60% of the fuel in the tank.

So, the volume of remaining fuel is (100 - 60) = 40% of initial volume i.e gallons. (Answer)