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Railways R.R.C. (Kolkata) Solved Paper Held on 2nd Shift 9-11-2014

  • question_answer
    Two numbers are in the ratio 6:13. If their LCM is 468, then their HCF is?

    A) 12                                

    B) 8

    C) 6                                 

    D) 4

    Correct Answer: C

    Solution :

    Suppose numbers are 6x and l3x. Then,                \[LCM=13\times 6\times x\] Now,     \[13\times 6\times x=468\] \[x=6\] Hence, their HCF of 6x and 13 x


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