How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per kg so that there may be a gain of 10 % by selling the mixture at Rs. 9.24 per kg?
Mukesh and Rakesh wants to make 25% profit on selling good. Mukesh calculating it on cost price while Rakesh on the selling price, the difference in the profits earned by both being Rs. 100 and selling price being the same in both the cases. Find out the Selling Price of both goods?
A vendor fixed Selling Price of a product at 40% above the cost price. He sells half the stock at this price, one-quarter of that stock at a discount of 25% on the original selling price and rest at a discount of 30% on the original selling price. Find the gain percentage all together?
a pack contains n cards numbered 1 to n .Two consecutive cards are removed from the pack and sum of remaining card is 1224.If smaller of number on the removed card is k.Find value of k-20