Practice Test Discussion

Q)

Raman's present age is three times his daughter's present age and nine-thirteenth of his mother's present age. The sum of the present ages of all of them is 125 yr . What is the difference between the Raman's daughter's present age and Raman's mother's present age?

[Allahabad Bank (PO), 2011]


  • Explanation

    Given that,

       Raman's present age=x yearsHis daughter's present age = x3years   His mother's present age = 13x9 years      x+x3+13x9=125   9x+3x+13x9=125  25x = 125×9  x=125×925=45Required difference=13x9x3=13x3x9=10x9=109×45=50yr

    Hence, Option D is correct.

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