2. Sample Papers
  3. Railways
  4. Quantitative Aptitude
  5. Number System and its Operations

Railways Quantitative Aptitude Number System and its Operations Sample Paper Number System Sample Test Paper-1

  • question_answer
    Two numbers are in the ratio 5: 3. If they differ by 18, then numbers are

    A)  45, 27 

    B)  25, 15

    C)  35, 21 

    D)  65, 39

    Correct Answer: A

    Solution :

    [a] Let numbers be 5x and 3x \[\therefore \] \[5x-3x=18\] 2x = 18 x = 9 \[\therefore \] Numbers are \[5\times 9\] and \[3\times 9\] 45 and 27


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