A man rows 13 km upstream and 28 km downstream in 5 hrs each. Find the velocity of the stream.

Foundation

Mathematics Foundation

Solution of Linear Equation

Ratio Proportion

Time Speed Distance

Question

A man rows 13 km upstream and 28 km downstream in 5 hrs each. Find the velocity of the stream.

2.5 kmph

3 kmph

2 kmph

1.5 kmph

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$V = \frac{1}{2} [d - u]$

V = $\frac{1}{2} (\frac{28}{5} - \frac{13}{5}) = \frac{1}{2} \times 3$ = 1.5 kmph