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QK#001
Asked: 2021-11-19T18:53:27+05:30 In: , , , ,

A tiled floor of a room has dimensions m*m sq.m. Dimensions of the tile used are n*n sq.m. All tiles used are green tiles except diagonal tiles which are red.After some years some green tiles are replaced by red tiles to form an alternate red and green tile pattern.How many green tiles are removed?

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Poll Results

7.69%(a) (m²-4mn+2n²)/2n² ( 3 voters )
84.62%(b) ((m-2n)²-n²)/2n² ( 33 voters )
2.56%(c) (m²-4mn-n²)/2n² ( 1 voter )
5.13%(d) (m²-4mn-2n²)/2n² ( 2 voters )
Based On 39 Votes

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A tiled floor of a room has dimensions m*m sq.m. Dimensions of the tile used are n*n sq.m. All tiles used are green tiles except diagonal tiles which are red.After some years some green tiles are replaced by red tiles to form an alternate red and green tile pattern.How many green tiles are removed?
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    1 Answer

    1. Query Karo
      QK#001 Team Query Karo

      Answer is (b).

      Answer is (b).

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