Two numbers are respectively 20% and 50% of a third number. What per cent is the first number of second?

A student appeared in the Mock CAT. The test paper contained 3 sections namely QA, DI and VA. The percentage marks in al…

The population of a village is 5000 and it increases at the rate of 2% every year. After 2 years, the population will be…

After three successive equal percentage rise in the salary the sum of 100 rupees turned into 140 rupees and 49 paise. Fi…

0.001 is equivalent to :

In a market research project, 20% opted for Nirma detergent whereas 60% opted for Surf Blue detergent. The remaining ind…

If a% of x is equal to b% of y, then of c% of y is what % of x ?

The current birth rate per thousand is 32, whereas the corresponding death rate is 11 per thousand. The net growth rate …