SSC Sample Paper SSC CGL - Sample Paper-14

  • question_answer
    If \[\frac{2}{3}\] of A = 75% of B = 0.6 of C, then A : B : C is

    A) 2: 3: 3              

    B) 3: 4: 5

    C) 4: 5: 6              

    D) 9: 8: 10

    Correct Answer: D

    Solution :

    According to the question, \[A\times \frac{2}{3}=B\times \frac{75}{100}=C\times \frac{6}{10}\] \[\Rightarrow \]   \[A\times \frac{2}{3}=B\times \frac{3}{4}=C\times \frac{3}{5}\] Relation \[A\times \frac{2}{3}=B\times \frac{3}{4}\] gives \[\Rightarrow \]   \[\frac{A}{B}=\frac{3}{4}\times \frac{3}{2}=\frac{9}{8}\] \[\Rightarrow \] \[A:B=9:8\] Relation \[B\times \frac{3}{4}=C\times \frac{3}{5}\] gives \[\Rightarrow \]   \[\frac{B}{C}=\frac{3}{5}\times \frac{4}{3}=\frac{4}{5}=\frac{8}{10}\]             \[=B:C=8:10\] \[\therefore \]      \[A:B:C=9:8:10\]


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