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Discussion :: Mensuration

  1. An order was placed for the supply of a carper whose length and breadth were in the ratio of 3 : 2. Subsequently, the dimensions of the carpet were altered such that its length and breadth were in the ratio 7 : 3 but were was no change in its parameter. Find the ratio of the areas of the carpets in both the cases.
    2. A.
    4 : 3
    B.
    8 : 7
    C.
    4 : 1
    D.
    6 : 5
    E.
    None of these

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    Answer : Option B

    Explanation :

    Let the length and breadth of the carpet in the first case be 3x units and 2x units respectively. 

    Let the dimensions of the carpet in the second case be 7y, 3y units respectively.

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