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A boat goes 15 km upstream and 22 km ...

A boat goes 15 km upstream and 22 km downstream in 5 hours . It goes 20 km upstream and `(55)/(2)` km downstream in `(13)/(2)` hours . What is the speed (in km /hr )of stream ?

A

3

B

5

C

8

D

11

Text Solution

Verified by Experts

The correct Answer is:
A
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