Ashok can row upstream at 8 kmph and downstream at 12kmph.What is the

1.	Ashok can row upstream at 8 kmph and downstream at 12kmph.What is the speed of the stream ?
A.	6 km/hr
B.	3 km/hr
C.	2 km/hr
D.	4.5 km/hr
Answer» D. 4.5 km/hr

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Ashok can row upstream at 8 kmph and downstream at 12kmph.What is the speed of the stream ?

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