A shopkeeper cheats to the extent of 10% while buying and selling fruits, by using tampered weights. His total gain , in percentage is:

A wholesaler purchased 7 hair clips for a rupee. How many for a rupee must he sell to get profit of 40%?

A shopkeeper sells a watch set on discount of 8% of printed price and gain 25 %. If marked price was Rs. 20,000 then, what was the cost price?

If the cost of 1 dozen apples is Rs. 18, then the cost of 25 apples will be -

Directions: Study the information given below and answer the questions that follow.
An article was bought for Rs. 5600. Its price was marked up by 12%. Thereafter it was sold at a discount of 5% on the marked price.

What was amount of discount given?

An article is sold at a profit of 25 %. If the selling price is doubled, the profit % will be: 

A discount of 20% in the price of rice enables X to buy 5 kg more rice for ₹100. What is the reduced price of rice per kg?

By selling 90 chocolates for Rs. 160, a chocolate trader loses 20%. How many chocolates should he sell for Rs. 96 to make a profit of 20%?