2. Sample Papers
  3. Railways
  4. Quantitative Aptitude
  5. LCM & HCF

Railways Quantitative Aptitude LCM & HCF Sample Paper HCF and LCM Sample Test Paper-2

  • question_answer
    If HCF \[(a,b)=12\] and \[(a\times b)=1800,\]then LCM \[(a,b)=\]

    A)  900                 

    B)  150     

    C)  90                   

    D)  3600

    Correct Answer: B

    Solution :

    [b] \[LCM=(a,\,b)=\frac{a\times b}{HCF(a,\,b)}=\frac{1800}{12}=150\]


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