By selling 66 metres cloth, a man loses S.P. of 11 metres. What is the loss percent?

A man buys 12 articles for Rs. 12 /- and sells them at the rate of Rs.1.25 per article. His gain percentage is: 

A dealer buys a table listed at Rs 1,500 and gets successive discounts of 20% and 10%. He spends Rs. 20 on transportation and sells it at a profit of 20%. The selling price of the table is

Ranveer bought a computer paying 25% less than the list price and sold it to his neighbour at a 40% profit on his purchase cost. The profit percentage earned by Ranveer on the list price of the computer is:

A sells a bicycle to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays Rs. 225/- for it, the cost price of the bicycle for A is: 

A businessman sells a commodity at 10 % profit. If he had bought it at 10 % less and sold it for Rs. 2 less, then he would have gained $$16{2\over3}\%$$. The cost price of the commodity is 

A merchant sells a radio at 10 % profit if he bought 10% less and sold it Rs.132 less then he got 10% profit. Find the cost price of radio?

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%?