List of top Mathematics Questions on Ratios and Percentages asked in OJEE

At 'break-even point'

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

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

A person crosses 600 m in 5 minutes. Find speed in km/hr.