Home / Arithmetic Aptitude / Boats and Streams :: Discussion

### Discussion :: Boats and Streams

1. Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is:

2.  A. 16 hours B. 18 hours C. 20 hours D. 24 hours

Total time taken =[$$\frac { 1 05} { 7.5 }+$$$$\frac { 1 05} { 10.5 }]$$hours = 24 hours