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Railways R.R.C. (Patna) Solved Paper Held on 1st_Shift 23-11-2014

  • question_answer
    A number exceeds 20% of itself by 40. The number is?

    A) 80                                

    B) 60

    C) 50                                

    D) 40

    Correct Answer: C

    Solution :

    Suppose the number is x. Then,    \[x-\frac{x\times 20}{100}=40\] \[\frac{x\times 80}{100}=40\] \[x=50\]


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