Multiple Choice Questions on The cost of painting a triangular board at Rs 24 68 per m2 is Rs 33318 If the base of this board is ........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The cost of painting a triangular board at Rs 24 68 per m2 is Rs 33318 If the base of this board is ...........

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    The cost of painting a triangular board at Rs 24.68 per m2 is Rs 33318. If the base of this board is thrice its height, find the height of the board.

    66 m

    Incorrect Answer

    75 m

    Incorrect Answer

    30 m

    Incorrect Answer

    90 m

    Correct Answer
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    Explanation:

    Area of triangle = 33318/24.68 = 1350 m2
    If height is x, then base = 3x
    So (1/2)*3x*x = 1350
    x2 = 900, x = 30
    so base = 3*30 = 90 m

    By: Amit Kumar
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