- A14
- B2
- C13
- D15
Step-by-Step Solution
Downstream speed = 48/3 = 16 km/h and upstream = 48/4 = 12 km/h; still-water speed = (16 + 12)/2 = 14 km/h.
Answer: A) 14
Going downstream on the Godavari, a motorboat covers 48 km in 3 hours; coming back upstream over the same 48 km takes 4 hours. What is the boat's speed in still water, in km/h?
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