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There is a 1 km long wire placed on some number of poles which are in equal distance. If the number of poles is reduced by 1 then the distance of wire between each poles
increases 1(2/3).How many poles are there initially.

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26
15 years agoHelpfull: Yes(1) No(0)

4
15 years agoHelpfull: Yes(0) No(1)
Let initially be X poles. so distance between poles is (1000/x). After reducing ,x-1 so new distance between poles is (1000/(x-1))= d+5/3.
solving 2 equations we get x=25.

25 poles.
7 years agoHelpfull: Yes(0) No(0)

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