Mathematics · Speed, Time and Distance
A boat covers 4 km upstream and 15 km downstream in 7 hours, while it covers 16 km upstream and 35 km downstream in 23 hours. What is the speed of the current?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11.5 km/hr
- 21 km/hr
- 32.5 km/hr
- 42 km/hr✓
Correct answer
2 km/hr
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