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A watermelon weighing 25 kg contains 95% of water by weight. It is put in sun for some time and some water evaporates so that now it contains only 90% …

A company has produced 1000 pieces of televisions out of which 15% are defective and out of remaining 20 % were not sold. Find out the number of televisions sold.

Weights of two friends Arun and Balu are in the ratio of 2:3. If Arun’s weight increases by 10% then the total weight of Arun and Balu together becomes 50 …

When the price of sugar is increased by 20 percent, a shop reduces its consumption such that the expenditure is only 20 percent more than before. If 60 kg of …

A vendor sells 40 percent of fruits he had and throws away 25 percent of the remainder. Next day he sells 60 percent of the remainder and throws away the …