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  1. A man rows 40 km upstream in 8 hours and a distance of 36 km downstream in 6 hours. Then speed of stream is
    1. 0.5 km/hr
    2. 1.5 km/hr
    3. 1 km/hr
    4. 3 km/hr
Correct Option: A

As per the given in question ,

∴ Speed of Stream =
Rate downstream - Rate upstream
2

Speed of stream =
1
36
-
40
268

Speed of stream =
1
= 0.5 kmph
2

Second method to solve this question :
Here, p =
36
= 6 kmph
6

q =
40
= 5 kmph
8

Speed of Stream =
p - q
=
6 - 5
= 0.5 km/hr
22



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