If a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph, then the… · ABC26GN3816

Subject: General Aptitude · Chapter: Boats and Streams

If a man rows at the rate of 5 kmph in still water and his rate against the current is 3.5 kmph, then the man's rate along the current is :

(a)4.25 kmph

(b)6 kmph

(c)6.5 kmph

(d)8.5 kmph

Answer

Answer (as printed): C

Explanation

Let the rate along the current be $x \mathrm{kmph}$. Then, $\frac{1}{2}(x+3.5)=5$ or $x=6.5 \mathrm{kmph}$.

Explanation as extracted from the printed page; notation may be imperfect.

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