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SSC Sample Paper SSC-CGL TIER - I Sample Test Paper-10

  • question_answer
    The length of a rectangle is increased by 60%. The percentage decrease in width so as to maintain the same area is:

    A) 25%                             

    B) 37.5%

    C) 40%                             

    D) 40.5%

    Correct Answer: B

    Solution :

    Length  Breadth     Area 100        1001     10,000 160          x         10,000 % decrease in breadth =         \[\left( 100-\frac{10000}{160} \right)%\] =         \[\left( 100-62.5 \right)%\Rightarrow \]


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