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Subjects
Science CBSE
Class 9
Motion
Textbook based HOTS
38.
Multiple choice question XXXVIII
Exercise condition:
2
m.
A motor ship covers the distance of \(300\ km\) between two localities on a river in \(10\ hrs\) downstream and in \(12\ hrs\) upstream. Find the flow velocity of the river assuming that these velocities are constant
\(2.0\ \frac{km}{hr}\)
\(2.5\ \frac{km}{hr}\)
\(3\ \frac{km}{hr}\)
\(3.1\ \frac{km}{hr}\)
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