Question

By selling an article for Rs. $225$, a shopkeeper loses $25\%$. Find his cost price.

Answer 1

Let $CP=x,SP=225,loss=25\%$

$\frac{x-225}{x}=\frac{25}{100}$

$⟹100x-22500=25x$

$⟹75x=22500$

$⟹x=Rs300$

$\therefore CP=300$