GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
30. | A person can swim in still water at 4 km/h. If the speed of water 2 km/h, how many hours will the man take to swim back against the current for 6km? | |
A. | 3 | |
B. | 4 | |
C. | 4 (1/2) | |
D. | Insufficient data | |