Question

Dhruv has 30.5 litres of petrol in his car he drove his car and used 18.95 litres petrol how much petrol will he need to fill the tank if it can hold 45 litres petrol

Answer 1

Subtract 18.95 litres from 30.5 litres=11.55 litres
then amount of petrol needed=45-11.55=33.45 litres