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Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-5

  • question_answer
    A in vests Rs.64,000 in a business. After few months B joined him with Rs.48,000. At the end of year, the total profit was divided between them in the ratio\[2:1\]. After how many months did B join?

    A)  7                    

    B)  8                    

    C)         4                         

    D)         6                                

    Correct Answer: C

    Solution :

    Suppose, B Joined after x month Then B's money was invested for \[(12-x)\] months \[\therefore \]    According to question             \[\frac{64000\times 12}{48000\times (12-x)}=\frac{2}{1}\]             \[\frac{16}{12-x}=\frac{2}{1}\Rightarrow 16=24-2x\]             \[2x=24-16=x=4\] Hence, B joined after 4 months


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