railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Trigonometry Heights and Distances
A boy who is 7 feet tall can cast a shadow that is 21 feet long on the ground. How tall (in feet) is a man who can cast a shadow that is 15 feet long?
1
6.5
2
5.5
3
6
4
5