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

  • question_answer
    Two numbers are less than a third number by 30% and 37%, respectively. How much per cent is the second number less than the first?

    A) 20%                             

    B) 10%

    C) 25%                             

    D) 15%

    Correct Answer: B

    Solution :

    Let first number\[=\frac{70}{100}Z\]                        and second number\[=\frac{63}{100}Z\] Then, Requried %=\[=\frac{70-63}{70}\times 100\] \[=\frac{7}{70}\times 100\] \[=10%\]


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