what is the speed of a stream if a canoes rows upstream at 8km/hr and downstream at 10.5km/hr.
Choose the correct answer:
A) 1.5 kmph
B) 1.25 kmph
C) 1.35 kmph
D) 1.27 kmph
E) 1.22 kmph
Sol.   Speed of stream = 1/2(10.5 -8) kmph = 1.25 kmph.   Answer 1.25 kmph
<result>B</result>
what is the speed of a stream if a canoes rows upstream at 8km/hr and downstream at 10.5km/hr.