Find the total distance covered by boat in each upstream and downstream in 6 hours if the speed of boat in still water and speed of current is 15 km/h and 5 km/h respectively?
Speed in upstream = 15 – 5 = 10 km/hr Speed in downstream = 15 + 5 = 20 km/hr Required total distance= (10 + 20) × 6 = 180 km
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