The price of a sweater was slashed from Rs. 960 to Rs.816 by a shopkeeper in the winter season. Find the rate of discount given by him.
A shopkeeper sells a saree at 8% profit and a sweater at 10% discount, thereby getting a sum of Rs 1008. If she had sold the saree at 10% profit and the sweater at 8% discount, she would have got Rs 1028. Find the cost price of the saree and the list price (price before discount) of the sweater.