Mr, Basu purchased plastic chairs at per chair. He sold chairs at per chair and the remaining chairs at per chair. Find his gain or loss percent.
The total cost price of plastic chairs
the selling price of chairs
and the selling price of the remaining chairs
the total selling price of plastic chairs
Since the selling price is more than the cost price, there is a profit for Mr. Basu.
Profit selling price cost price
Gain percent
Thus, Mr. Basu gains and at the gain percent .