Question

On selling of fan for Rs. $810$, Sam gains $8$%. For how much did he purchase it?

• A. Rs. $800$
• B. Rs. $750$
• C. Rs. $700$
• D. Rs. $680$

Answer 1

The correct option is B Rs. $750$

Let the cost price be $x$ Rs

So $x+8\%ofx=810$.

$\therefore$ $x+0.08x=810$

$\therefore$ $1.08x=810$

$\therefore$ $x=750$ Rs