A Man can row upstream at 55kmph and downward stream at 47 kmph. Find Man's rate of the current	Options.
A) 87km/hr B) 20km/hr C) 65km/hr D) 2.8km/hr E) 4km/hr
Rate of the current=1/2(55-47)km/hr   =4km/hr   correct option is :4km/hr
<result>E</result>
A Man can row upstream at 55kmph and downward stream at 47 kmph. Find Man's rate of the current