Multiple Choice Questions on A rectangular sheet of 0 5 cm thickness is made from an iron cube of side 10 cm by hammering it down........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

A rectangular sheet of 0 5 cm thickness is made from an iron cube of side 10 cm by hammering it down...........

Quantitative Aptitude ( CCS) Mensuration 2D
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    A rectangular sheet of 0.5 cm thickness is made from an iron cube of side 10 cm by hammering it down. The sides of the sheet are in the ratio 1 : 5. Find the largest side of the sheet.

    100 cm

    Correct Answer

    72 cm

    Incorrect Answer

    20 cm

    Incorrect Answer

    70 cm

    Incorrect Answer
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    Explanation:

    Sides = x and 5x
    Now vol. of rectangle = vol. of cube
    x * 5x * (0.5) = 10*10 *10
    Solve, x = 20
    Largest side = 5x = 5*20 = 100cm

    By: Amit Kumar
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