Question

12 litres of petrok is bought at the rate of 70 per litre and 2 littrs is lost by lekage; the remaining is sold at 80 per litre. Find the gain or loss per cent on the outlay

Answer 1

bought total rate=12*70=840

lost by lecage. =2ltr

rate of 2ltr petrol=70*2=140

sold time amount calculated

total petrol=12-2ltr=10ltr

sold amount=80*10=810

after sold amount =840-800

=40rupees loss

5% loss