A man can row upstream at 8kmph and downstream at 13 kmph. The speed of the stream is?
Choose the correct choice from the following answers
A) 3kmph
B) 2.5kmph
C) 3.5kmph
D) 4.3kmph
E) 5kmph
Speed of stream = 1/2 (13-8) = 2.5kmph   Answer is 2.5kmph
<result>B</result>
A man can row upstream at 8kmph and downstream at 13 kmph. The speed of the stream is?