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A boat can travel with a speed of 16 km/hr. in water. If the stream has a speed of 8 km/hr., then find the time taken by the boat to go 336 km downstream.

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A boat can travel with a speed of 16 km/hr. in water. If the stream has a speed of 8 km/hr., then find the time taken by the boat to go 336 km downstream.
1). 14 hrs.
2). 12 hrs.
3). 18 hrs.
4). 10 hrs.


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1 answers

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Answered by on | Votes 1 |

⇒ Speed of still water = 16 km/hr

⇒ Speed of stream = 8 km/hr

⇒ Speed of downstream = Speed of still water + speed of stream = 16 + 8 = 24 km/hr

⇒ time taken by boat to travel 336 km downstream = Distance/time = 336/24 = 14 hrs

∴ Time taken by boat to travel is 14 hours

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