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Railways R.R.C. (Gorakhpur) Solved Paper Held on 2nd Shift 30-11-2014

  • question_answer
    How many cubes of size 3 cm \[\times \] 3 cm \[\times \] 3 cm can be cut from a piece of metal of size 36 cm \[\times \] 36 cm \[\times \]20 cm?

    A) 864                              

    B) 960

    C) 964                              

    D) 860

    Correct Answer: B

    Solution :

    Number of cubes \[=\frac{36\times 36\times 20}{3\times 3\times 3}\]                                  \[=960\]


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