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 hours
- B. 3 hours
- C. 4 hours
- D. 5 hours
✅ Correct Answer: 4 hours
Explanation
Speed downstream=(13+4)km/hr=17 km/hr. Time taken to travel 68 km downstream=68/(17)
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