A son and father goes for boating in river upstream . After rowing for – McqOptions

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1.	A son and father goes for boating in river upstream . After rowing for 1 mile son notices the hat of his father falling in the river. After 5min. he tells his father that his hat has fallen. So they turn around and are able to pick the hat at the point from where they began boating after 5min.Tell the speed of river.
A.	5 miles/hr
B.	6 miles/hr
C.	7 miles/hr
D.	4 miles/hr
Answer» C. 7 miles/hr

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