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Question

A boat covers 144 km upstream and 192 km downstream in equal durations. If it takes 5 hours to travel 140 km in still water, determine the time the boat would take to travel a total of 128 km — going upstream and returning downstream.

A 9 hrs 20 mins

B 22 hrs 15 mins

C 12 hrs 25 mins

D 5 hrs 60 mins

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SSC CHSL

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