a boat goes 30km upstream and 44km dowm stream in 10hrs .13 hrs it goes 40 km upstream and 55km down stream find the spd of stream and that of boat in still water?
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30 km upstream and
44 km down stream in 10 hrs
in 13 hrs goes 40 km upstream and 55 km down stream the boat is 14 kilometers down 7 hrs
13 hrs goes 40 km upstream
55 km down stream
boat is down in 15 hrs in 7 hrs 30 minutes
44 km down stream in 10 hrs
in 13 hrs goes 40 km upstream and 55 km down stream the boat is 14 kilometers down 7 hrs
13 hrs goes 40 km upstream
55 km down stream
boat is down in 15 hrs in 7 hrs 30 minutes
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