After 38 litre of petrol were poured into a tank, it was still 5% empty. How much petrol must be poured into the tank in order to fill it?
'n' litres of oil was poured into a tank and it was still e% empty. How much oil must be poured into the tank in order to fill it to the brim?
A taxi-driver, filled his car petrol tank with 40 litres of petrol on Monday. The next day, he filled the tank with 50 litres of petrol. If the petrol costs Rs.44 per litre, how much did he spend in all on petrol?