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A drunked person is 10 step away from a ...

A drunked person is 10 step away from a manhole. Suddenly he begins to walk towards the manhole. Suddenly he begins to walk towards the manhole. He walks two steps forward and one step beckward in one second. Find out
(i) The time after which the person will fall into the manhole?

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Verified by Experts

The correct Answer is:
(i) at `(1)/(3)sec("during"9^(th)"see),
(ii) 26 steps
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