railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Ratio and Proportion Mean Proportional
There are 50 students in a class. If the ratio of the number of boys to girls is 16 : 9, then what is the mean proportion between the number of boys and girls in the school?
1
16
2
22
3
36
4
24