A boat goes 8 km in one hour along the stream and 2 km in one hour against the stream. The speed in km/hr of… · ABC26GN3803

Subject: General Aptitude · Chapter: Boats and Streams · Exam: S.S.C. 2005

A boat goes 8 km in one hour along the stream and 2 km in one hour against the stream. The speed in km/hr of the stream is

(a)2

(b)3

(c)4

(d)5

Answer

Answer (as printed): B

Explanation

Speed of the stream $=\frac{1}{2}(8-2) \mathrm{km} / \mathrm{hr}=3 \mathrm{km} / \mathrm{hr}$.

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