- A16
- B4
- C14
- D18
Step-by-Step Solution
Still-water speed = (downstream + upstream)/2 = (20 + 12)/2 = 16 km/h. (4 km/h is the current.)
Answer: A) 16
Rowing downstream, Mohan moves at 20 km/h; upstream he manages only 12 km/h. What is his rowing speed in still water (km/h)?
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