Category: Mathematics | Last updated: 2026-09-18
A man rows at 8 km/h in still water. If the river flows at 2 km/h, what is his speed upstream?
A) 4 km/h
B) 6 km/h
C) 10 km/h
D) 8 km/h
Explanation
Upstream speed = 8-2 = 6 km/h.
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