Rahul purchased 20 dozens of toys at the rate of Rs. 375 per dozen. He sold each one of them at the rate of Rs. 33. What was his percentage profit?

From 2008 to 2009, the sales of a book decreased by 80%. If the sales in 2010 were the same as in 2008, by what percent did it increase from 2009 to 2010?

Last year Mr. A bought two paintings. This year he sold them for Rs. 20,000 each. On one, he made a 25 % profit and of the other he had a 25 % loss. Then his net profit or loss is 

A shopkeeper had 2000 kgs of rice. He sold a part of it at 11% profit and the rest at 17% profit, so that he made a total profit 15.2%. How much rice (in kgs) did he sell at 17% profit?

A shopkeeper sold his goods at half the list price and thus lost 20 %. If he had sold on the listed price, his gain percentage would be 

The marked price of a table fan is ₹3,750 and is available to the retailer at a discount of 20%. At what price should the retailer sell it to earn a profit of 15%?

A man has 60 pens. He sells some of these at a profit of 12 % and the rest at 8 % loss. On the whole, he gets a profit 11 %. How many pens were sold at 12 % profit.

Cost of 8 pencils, 5 pens and 3 erasers is Rs.111. Cost of 9 pencils, 6 pens and 5 erasers is Rs.130. Cost of 16 pencils, 11 pens and 3 erases is Rs. 221 What is the Cost (in Rs) of 39 pencil , 26 pens and 13 erasers ?