SSC Delhi Police Constable 2025 Mock Test Series (New) Quantitative Aptitude Ratio and Proportion Simple Ratios
The ratio of boys to girls initial in a college is 5 : 6. If 40 boys leave the college and 50 girls join the college, the ratio will become 8 : 11. Find the number of girls (initial) in the college.
1
740
2
860
3
720
4
640