A straight road, AB, is 200 m long. Five poles are placed on the road starting from
A, towards B, in a straight line, with th

By Iris

A straight road, AB, is 200 m long. Five poles are placed on the road starting from
A, towards B, in a straight line, with the distance between any two adjacent poles
being 4 m. Find the minimum distance (in m) to be travelled by a person to
transport all the poles to B starting from A, carrying only one pole at a time.​

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Iris

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