*A boat covers 32 km upstream and 36 km
downstream in 7 h. Also, it covers 40 km
upstream and 48 km downstream in 9 h.
The speed of the boat in still water is
(a) 2 km/h
(b) 10 km/h
(C) 12 km/h
(d) None of these
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Answer:
Option B is correct.
Step-by-step explanation:
Follow the instructions given above.
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