Question

Amit bought a calculator for Rs 960 and sold it for Rs 1104 . Find his gain and gain per cent.

Answer 1

Amit bought a calculator whose

cost price $=960$ Rs.

He sold it with selling price = 1104 Rs.

Amit gain profit of

gain = SP - CP $=1104-960$

gain $=144$ Rs.

gain percent $=\frac{gain}{costprice}\times 100$

$\Rightarrow \frac{144}{960}\times 100$

gain percent $\Rightarrow 15\%$

Hence Amit had profit of $144$ Rs & his gain % is $15$ %.