Last Activity: 3 Years ago
Let
is the distance travelled by boat along down stream in
sec and it returns back and it meets the cork at point
after
sec.
is the distance travelled by the cork during
....(1)
....(2)
....(3) Substitute (1) and (3) in (2) we get
The boat meets the cork again after
and the distance
travelled by the boat before meets the cork is
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Last Activity: 2 Year ago(s)