Question

1) The speed of the boat in still water is 12 km/hr and
the speed of the stream is 3 km/hr. A man rows to a
place at a distance of 45 km and comes back to the
starting point. Find the total time taken by him.
a) 10 hrs.
b) 8 hrs.
c) 5 hrs
d) 6 hrs.
e) None of these​

Answer 1

Answer:

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