Mathematics · Speed, Time and Distance
A boat covers a certain distance downstream in 1 hour, while it comes back upstream in 1 1 2 hours. If the speed of the stream is 3 km/hour, then the speed of the boat in still water is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 115 km/hour✓
- 214 km/hour
- 313 km/hour
- 412 km/hour
Correct answer
15 km/hour
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