Mathematics · Speed, Time and Distance
A motorboat, whose speed is 15 km/h in still water, goes 20 km downstream and comes back in a total of 4 hours. The speed of the stream (in km/h) is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 14√3
- 27√3
- 36√3
- 45✓
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5
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