A shopkeeper gives discounts of 10% on the T.V. The marked price of T.V. is Rs. 8000. After allowing discount, a shopkeeper gain 20 %. Find the cost price of a T.V.

 A retailer purchase 40 pens at the cost price of 36 pens from a wholeseller . If he sells all of them at a discount of 1 %, then what is his profit percent? 

An item costs ₹400. During a festival sale, a company offers a sale discount that offers x% off on its regular price along with a discount coupon of 10%. The price of the item after using both the sale discount and the discount coupon, is ₹216. What is the value of x?

A single discount equivalent to the successive discounts of 10%, 20% and 25% is 

Successive discounts of 10% and 30% are equivalent to a single discount of : 

A man gets a discount of 30% and then 20% on his food bill of Rs.1500. What is the total discount he got in rupees?

A trader buys a hand watch for Rs.450 and determines its marked price in such a way that even after allowing a discount of 10% on that watch, he makes a profit of 20%. What is the marked price of the watch?

When a shopkeeper gives 10% discount on the list price of a toy, his gain is 20%. If he had given a discount of 20%, his percentage of gain would have been