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  1. A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m2; find the length of the diagonal of the courtyard?
    2. A.
    25 m
    B.
    35 m
    C.
    45 m
    D.
    50 m

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    Workspace

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    Answer : Option D

    Explanation :

    1 m2 ---- 1/2

    ? ----- 600 => 1200 m2

    4x * 3x = 1200 => x = 10


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