If a man estimates his loss as 20% of the selling price, then his loss percent is:

A tradesman marks his goods at 20 % above the cost price. He allows his customers a discount of 8% on marked price. Find out his profit percent.

If a chair sold for Rs. 600 at the profit of 20%, then the original price of the chair is:

What is the discount rate of a gift whose selling price is Rs. 420 after a reduction of Rs. 60 on its marked price ?