railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Ratio and Proportion
The ratio of boys and girls in the school is 5 : 6. If 24 new boys are joined the school then the ratio of boys and girls becomes 9 : 10. Find the number of girls in the school?
1
180
2
200
3
320
4
360