Mathematics · Speed, Time and Distance
To row a certain distance upstream and downstream, a boat takes t1 hours and t2 hours respectively. If the speed of the stream is 'y' km/h, find the speed of the boat in still water.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1t12 - t222y km/h
- 2t1 + t2t1 - t2y km/h✓
- 32y(t1 + t2)t1 - t2 km/h
- 4t1 - t2t1 + t2y km/h
Correct answer
t1 + t2t1 - t2y km/h
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