A men goes dowenstream 40 km and upstream 20 km in 12 hrs and goes 20 km dowenstream 40 km upstream in 14 hrs how is speed
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Let, the speed of men be X km/hrs
and, the speed of stream be Y km/hrs
According to the question
40/X+Y + 20/X-Y = 12 _ eq. 1
Again According to the question
and, the speed of stream be Y km/hrs
According to the question
40/X+Y + 20/X-Y = 12 _ eq. 1
Again According to the question
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