Question

The marked price of an item is Rs 1500 and 10% discount is given to make 20% profit.by what percent is the discount to be increased to get only 12% profit?

Answer 1

Explanation:

IF 10% IS DISCOUNTED

THEN CP IS 1350

THIS DISCOUNTED MP IS MAKING A

PROFIT OF 20%

=} 120% OF COST PRICE

=}

$\frac{120}{100} \: \times \: x = 1350 \\ \\x = 1350 \times 10 \div 12 \\ \\ = 1350\times 10 \\ \\ = 1125 \\ \\ to \: get \: a \: profit \: of \: 12 \: percent \: \\ \\ \frac{112}{100} \times 1125 = 1260 \\ \\ now \\ \\ \frac{x}{100} \times 1500 = 1260 \\ \\ x = 1260 \div 15 \\ \\ = 84 \\ \\ 100 - 84 = 16 \\ \\ 16 \: percent \: discount \: must \: be \: gven$