Question

At what profit percentage must an article he sold so that by selling at half that price, there may be a loss of 30%?​

Answer 1

Answer:

Let SP = 100 , New SP = 50

CP = \frac{50}{0.7}

P=100-\left ( \frac{500}{7} \right )=\frac{200}{7}

P\: ^{0}\! /_{0}=\frac{(\frac{200}{7})}{(\frac{500}{7})}=40\: ^{0}\! /_{0}