A man can row2/3 rd of a kilo meter down stream in 5 minutes and return to the starting point in another
10 minutes. The speed of the man in still water is_ kmph.
ream, then the speed of the
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A man can row2/3 rd of a kilo meter down stream in 5 minutes and return to the starting point in another
10 minutes. The speed of the man in still water is_ kmph.
ream, then the speed of the
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We can write three - quarters of a kilometer as 750 meters and 1114
1114
minutes as 675 seconds
Rateupstream=750675m/sec=109m/secRatedownstream=750450m/sec=53m/sec∴Rateinstillwater=12(109+53)m/sec=2518m/sec=(2518×185)km/hr=5km/hr
Rateupstream=750675m/sec=109m/secRatedownstream=750450m/sec=53m/sec∴Rateinstillwater=12(109+53)m/sec=2518m/sec=(2518×185)km/hr=5km/hr