A) 2
B) 3
C) 4
D) 2.5
Correct Answer: B
Solution :
[b] Time taken by man to go form M to P and then P to N = time taken by float to go form M to N. \[\frac{D}{v+u}+\frac{D}{2(v-u)}=\frac{D}{2u}\] Simplify to get \[\frac{v}{u}=3\]You need to login to perform this action.
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