Q-RP-4Q.21
Ratio of number of boys to girls in a class is 9: 5. Next year, number of boys will be increased by 90 while the number of girls will be increased by 80% and the ratio of boys to girls will be 6: 5, then what is the difference between number of boys and girls initially?
- 1. 200
- 2. 100
- 3. 150
- 4. 250
- 5. None of these