Numerical Reasoning Question and Answer
Numerical Reasoning Question and Answer
4. Raman’s salary is decreased by 10%. By what per cent his decreased salary is raised to have the original salary?
- 10 %
- 11 %
- 11 %
- 12 %
7. A sum doubles in 20 years at a certain rate of simple interest. In how many years will it be four times of itself?
- 40 years
- 50 years
- 60 years
- 80 years
8. The sum of two numbers is 100 and their difference is 50. The ratio of these numbers is:
- 2:1
- 3:1
- 4:1
- 5:1
9. The population of a town increases at 10% per annum. If the present population is 1,60,000 what will he the population after 4 years?
- 1,94,481
- 1,78,641
- 1,92,000
- 1,65,000
10. The ratio of the volumes of two cubes is 1: 27. The ratio of their surface areas will be
- 1:3
- 1:6
- 1:9
- 1:18