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SSC Sample Paper Mock Test-2 SSC CGL Tear-II Paper-1

  • question_answer
    Two-fifth of three-seventh of one-third of a number is 30. What is 20% of that number?

    A)  105     

    B)  525

    C)  440                             

    D)  620

    Correct Answer: A

    Solution :

    Number = x \[\therefore \]      \[\frac{2}{5}\times \frac{3}{7}\times \frac{1}{3}x=30\] \[x=\frac{30\times 5\times 7}{2}=525\] \[\therefore \]20% of \[x=\frac{525\times 20}{100}=105\]                        


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