A car travels a distance of 400 km and consumes x km per litre of fuel. Then the driver gets the car serviced. the same car then travels a distance of 400 km but the fuel consumotion is x+5 per litre. how many litres of fuel was consumed by the car in the
A car travels a distance of 400 km and consumes x km per litre of fuel. Then the driver gets the car serviced. the same car then travels a distance of 400 km but the fuel consumotion is x+5 per litre. how many litres of fuel was consumed by the car in the total journey