Question

a person sells his computer for ₹18000 making a profit of 20%. How much did the computer cost him?

Answer 1

The selling price of computer = Rs 18000 The profit = 20%                    = 18000×20/100                   = Rs 3600  Therefore actual cost price                       = 18000 - 3600                   = Rs 14400

Answer 2

Answer = Rs 14400

this is the right answer