A man can row upstream at 8 kmph and downstream at 13 kmph . The speed of the stream is :

A man can row upstream at 8 kmph and downstream at 13 kmph . The sp

1.	A man can row upstream at 8 kmph and downstream at 13 kmph . The speed of the stream is :
A.	2.5 kmph
B.	4.2 kmph
C.	5 kmph
D.	10.5 kmph
Answer» B. 4.2 kmph

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A man can row upstream at 8 kmph and downstream at 13 kmph . The speed of the stream is :

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