Saved Bookmarks
| 1. |
A boat can travel with a speed of 13 km/hr in still water.if the speed of the stream is 4 km/hr, find the time taken by the boat to go 68 km downstream. a) 2 hrs b) 3 hrs c) 4 hrs d) 5 hrs |
|
Answer» Correct option: c) 4 hrs Explanation: Speed downstream=(13+4) kmph =17 kmph Time taken to travel 68 km downstream = (68/17) hrs = 4 hrs |
|