In a class, the no. of boys is more than the no. of girls by 12% of the total strength. The ratio of boys and girls is:

Fresh grapes contain 80% while dry grapes contain 10% water. If the weight of dry grapes is 250 kg, what was its total w…

A dozen pairs of socks quoted at Rs. 180 are available at discount of 20%. How many pairs of socks can be bought for Rs.…

The population of a village has increased annually at the rate of 25%. If at the end of 3 years it is 10000, the populat…

The population of a town increased from 1,75,000 to 2,62,500 in a decade. The average percent increase of population per…

A student scores 55% marks in 8 papers of 100 marks each. He scores 15% of his total marks in English. How much does he …

30% of 28% of 480 is the same as

Peter could save 10% of his income. But two years later when his income is increased by 20%, he could save the same amou…