A man swims downstream 40 km in 4 hours and upstream 24 km in 3 hours. – McqOptions

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1.	A man swims downstream 40 km in 4 hours and upstream 24 km in 3 hours. Find his speed in still water ?
A.	12 km/hr
B.	9 km/hr
C.	10 km/hr
D.	11 km/hr
Answer» C. 10 km/hr

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