a boat takes 19 hours for travelling downstream from point a to point b and co

Question

a boat takes 19 hours for travelling downstream from point a to point b and coming back to a point c midway between a and b. if the velocity of the stream is 4 kmph and the speed of the boat in still

Options:

A . 160 km

B . 152km

C . 200km

D . 220km

Answer: Option B
Explanation :

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