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1. A man can rows 6 km/hr in still water. When the river is running at 1.5 km/hr, it takes him 1.5 hour to row to a place and back. How far is the place?
- A. 4.2 km
- B. 4.2 km
- C. 4.2 km
- D. 4.2 km
Answer: Option A
Explanation:
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