A man can row 30 km downstream and return in a total of 8 hours. If the speed of the boat in still water is four times the speed of the current, then the speed of the current is:

A man can row 30 km downstream and return in a total of 8 hours. If th

1.	A man can row 30 km downstream and return in a total of 8 hours. If the speed of the boat in still water is four times the speed of the current, then the speed of the current is:
A.	1 km/hr
B.	2 km/hr
C.	4 km/hr
D.	3 km/hr
Answer» C. 4 km/hr

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A man can row 30 km downstream and return in a total of 8 hours. If the speed of the boat in still water is four times the speed of the current, then the speed of the current is:

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