New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    A solid cube, whose each edge is of length 48 cm, is

    melted. Identical solid cubes, each of volume 64 cm3, are made out of this molten cube, without any wastage. How many such small cubes are obtained?
    A 1738 Correct Answer Incorrect Answer
    B 1728 Correct Answer Incorrect Answer
    C 1718 Correct Answer Incorrect Answer
    D 1748 Correct Answer Incorrect Answer

    Solution

    the number of small cube = volume of big cube / volume of small   given- volume of small cube = 64cm3  side of big cube = 48 Then volume  = 48×48×48= 110592cm3 now number of small cube= 110592/64 =1728

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