The formula to calculate sales tax is

Selling Price + _________ = Cost Price

A shop selling sewing machines offers 3% discount on all cash purchases. What cash amount does a customer pay for a sewing machine the price of which is marked as Rs 650.

In a store, the successive discounts offered on a cloth are 10% and 30%. The store price of the cloth is Rs 600. Then calculate the selling price of the cloth.

Yamini sold a book for Rs 120 which he has bought for Rs 100. Find his profit or loss percent

Find discount in percent when

M.P. = Rs 1600 and S.P. = Rs 1180`

Suman bought 200 milk bars for Rs.10 each. However, 50 milk bars were rotten and had to be thrown away. The remaining were sold at Rs. 15 each . Hind her profit or loss %

Find the M.P. if S.P. = Rs 9450 and discount = %.

Successive discounts of 10%, 20% and 30% is equivalent to a single discount of :

 An article is sold for Rs 2400 at a profit of 25 %. What would have been the actual profit or loss if it had been sold at Rs 1800?