Chandu bought a watch at 20 percent discount on mark price but sold it at mark price. Find the percentage of profit.

Direction: A shopkeeper has some kg. rice of same price. He sold 150 kg. rice at 25 Rs. per kg. and earned a profit of 25%, another 180 kg. rice is sold at a profit of 20% and rest are sold at a loss of 10%. If the shopkeeper earns Rs. 1230 profit on all the rice that he has sold then answers the following question:

What is the total quantity of rice that the shopkeeper has? 

A person has 12 bananas for Rs 24. Sell in So he got the benefit of 25 percent. How many bananas he buy in Rs. 40?

If Cost price of an article is Rs.220 and profit is 20 %, then what will be the selling price of the article?

Mohan bought 25 books for Rs. 2,000 and sold them at a profit equal to the selling price of 5 books. The selling price of 1 book is: 

The cost price of 10 articles is equal to the selling price of 9 articles. Find the profit percent.

If apples are bought at the rate of 30 for a rupee. How many apples must be sold for a rupee to gain 20%?   

A dishonest dealer marks up his goods by 50% and then gives a discount of 20% on the marked price. Apart from this, he uses a faulty balance which reads 1kg for 900 gm. What is his net profit percentage (rounded off to the nearest integer)?