state gov BPSC ASO Mock Test Series 2025 Quantitative Aptitude Ratio and Proportion Third Proportional
In a college, the ratio of boys to girls is 5 ∶ 7 and the ratio of girls to teachers is 6 ∶ 1. The ratio of students to teachers is:
1
72 ∶ 1
2
71 ∶ 1
3
42 ∶ 7
4
72 ∶ 7