Banking Quantitative Aptitude Sample Paper Quantitative Aptitude Sample Paper-1

  • question_answer
    A's present age is 4 yr more than B's age after 6 yr. The sum of the present age of A and B together is 70 yr. What is the present age of B?                                                                                   [FCI (Assistant) Grade III 2015]

    A)  36 yr

    B)  32 yr  

    C)  30 yr   

    D)  34 yr

    Correct Answer: C

    Solution :

    [c] Let A's present age \[=xyr\]and B's present age \[=yyr\] Given, \[x+y=70\]                                 …. (i) and       \[x=(y+6)+4\]\[\Rightarrow \]\[x=y+10\] \[\Rightarrow \]   \[x-y=10\]                                 …. (ii) Now, solving Eqs. (i) and (ii), we get \[x=40\]and \[y=30\] \[\therefore \] B's present age \[=y=30\text{ }yr\]


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