List of top Quantitative Aptitude Questions asked in OJEE

The average age of 100 teachers in a college in 2000 was 50 years. In 2002, 20 teachers superannuated from their jobs, whose average age was 60 years. In 2005, 40 new teachers joined the college whose average age was 38 years. What was the average age of all the teachers in 2008?

Sum of squares of two numbers is 3341 and difference is 891. Find numbers.

Find the least possible 3 digit number which when successively divided by 2, 5, 4 and 3 leaves the remainders 1, 1, 3 and 1 respectively.

Salaries ratio 2:3. After adding Rs.4000 each \(\rightarrow\) ratio 40:57. Find Jimmy's salary.

Two trains meet. After meeting reach in 4h and 9h. Find speed ratio.

Loan at 12% SI for 3 years gives Rs. 5400 interest. Find principal.

Selling at Rs.1140 gives 5% loss. Find SP for 5% profit.