Question

C.P of radio 750Rs and S.Pof radio 900Rs.Find profit percentage.explain briefly.

Answer 1

Profit percentage = (Selling Price - Cost Price)/Cost Price * 100
Profit percentage = ((900 - 750)/750) * 100
                             = 1500/75 = 20%

Answer 2

Profit
$= selling \: price \: - cost \: price \\ 900 - 750 = 150 \\ profit \: percentage = profit \div cost \: price \times 100 \\ 150 \div 750 \times 100 = 20$