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Railways Sample Paper RRB (Group D) Sample Test Paper-7

  • question_answer
    A bag contains Rs. 216 in the form of one rupee, 50 paise and 25 paise coins in the ratio of 2:3:4. The number of 50 paise coins is:

    A)  96       

    B)  144

    C)  114                 

    D)  141

    Correct Answer: B

    Solution :

    [b] Let the no. of one rupee, 50 paise and 25 paise coins be 2x, 3x and 4x respectively. According to question, \[Rs.\,\,\left( 2x+\frac{3x}{2}+\frac{4x}{4} \right)=Rs.\,\,216\] \[\Rightarrow \,\,\,\frac{8x+6x+4x}{4}=216\] \[\therefore \,\,\,x=48\] \[\therefore \] Number of 50 paise coins \[=48\times 3=144\]


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