An item is sold at two successive gains of 30% and 20%. If the final selling price is Rs 31200, then what is the cost price (in Rs)?

A shop keeper purchased a chair marked at ₹ 800, at two successive discounts of 10 % and 15% respectively. He spent ₹ 28 on transportation and sold the chair for ₹ 800. His gain percent is: 

A discount of 15 % on one article is the same as discount of 20% on a second article. The costs of the two articles can be:

A dealer buys a table listed at ₹ 1,500 and gets successive discounts of 20% and 10%. He spends ₹ 20 on transportation and sells at a profit of 20%. Find the selling price of the table (in rupee). 

The marked price of a Robot is ₹ 18000. By selling it at a discount of 20%, the loss is 4%. Find the cost price of the Robot.

A trader sells his goods at a discount of 20 %. He still makes a profit of 25 %. If he sells the goods at the marked price only. His profit will be 

A trader marked his goods at 20 % above the cost price. He sold half the stock at the marked price. one quarter at a discount of 20 % on the marked price and the rest at a discount of 40 % on the marked price. His total gain is 

A shopkeeper allows a discount of 10% on the marked price of an item but charges a sales tax of 8% on the discounted price. If the customer pays ₹ 3,402 as the price including the sales tax, then the marked price is