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Railways Sample Paper RRB (Group D) Sample Test Paper-1

  • question_answer
    If 60% of A= \[\frac{3}{4}\] of B, then A : B is

    A)  9 : 20              

    B)  20 : 9

    C)  4 : 5                

    D)  5 : 4

    Correct Answer: D

    Solution :

    [d] \[\frac{A\times 60}{100}=B\times \frac{3}{4}\] \[\Rightarrow A\times \frac{3}{5}=B\times \frac{3}{4}\] \[\Rightarrow \frac{A}{B}=\frac{3}{4}\times \frac{5}{3}=5:4\]


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