CBSE - Aptitude Mathematics

The mean annual salary paid to all employees in a company was Rs.5,000. The mean annual salaries paid to male and female employees of the company were Rs.5,200 and Rs.4,200 respectively. The percentage of female employees in the company was 1. 21% 2. 26% 3. 25% 4. 20%

25 years ago a man was four times as old as his son. wbose present age is 33 years. What is ihe present age of the father in terms of the years ? 1) 40 2) 52 3) 57 4) 75

Which of the following ratios is the greatest? 3 : 4, 4 : 5, 5 : 6 1. 3 : 4 2. 4 : 5 3. 5 : 6 4. None of the above

Divide Rs.6,000 in two parts so that the simple interest on the first part for 3 years at 4% per annum may be equal to the simple interest on the second part for 4 1/2 years at 5 1/3% per annum. 1. Rs.3,000, Rs.3,000 2. Rs.3,500, Rs.2,500 3. Rs.2000, Rs.4,000 4. Rs.4,000, Rs.2000

A worker is paid Rs.56 for 35-hour week. Upto 40 hours, he is paid at the normal rate and on overtime, 1.5 times the normal. Ho many hours did he work do get Rs.88? 1. 48 2. 52 3. 58 4. None