The difference between the selling prices of an article at a profit of 15% and at a profit of 10% is Rs.10. The cost price of the article is -

On selling an article for Rs.240, a trader loss of 10%.In order to gain 10%, he must sell that article for -

A drug dealer sells a tablet for 5 rupees. If he buys a tablet packet for Rs 50 and if a tablet packet contains 25 tablets, what will be his profit percentage?

The price of jewelry , passing through three hands. rises on the whole by 65 %. If the first and the second sellers earned 20 % and 25 % profit respectively, the profit earned by the third seller is 

A man purchased a bedsheet for₹ 450 and sold it at a gain of 10% calculated on the selling price. The selling price of the bedsheet was 

By selling 25 m of cloth a man gains the selling price of 5 m of cloth. Find the gain percent?

Cost price of 25 chairs equals the selling price of 20 chairs. Find the profit %.

Bananas are bought at 3 for Rs. 2 and sold at 5 for Rs. 4. Find the gain or loss percent.