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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-2

  • question_answer
    A number of two digits is 6 times the sum of its digits. When the sum of its digits is added to the number, the result is 63. What is the number?

    A)  32                   

    B)  42

    C)  53                   

    D)  54

    Correct Answer: D

    Solution :

    Two digits number = 10x + y Given, \[10x+y=6(x+y)\]                                   ? (i) and \[(10x+y)+(x+y)=63\]                     ?(ii) After solving Eqs. (i) and (ii), x = 5 and y = 4             \[\therefore \] Required number \[10\times 5+4=54\]


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