A man can row upstream at 12km/hr and downstream at 18 km/hr. The man rowing speed in still water is?~!

A man can row upstream at 12km/hr and downstream at 18 km/hr. The man

1.	A man can row upstream at 12km/hr and downstream at 18 km/hr. The man rowing speed in still water is?~!
A.	15 km/hr
B.	5 km/hr
C.	3 km/hr
D.	10 km/hr
Answer» B. 5 km/hr

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A man can row upstream at 12km/hr and downstream at 18 km/hr. The man rowing speed in still water is?~!

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