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CLAT CLAT Solved Paper-2011

  • question_answer
    The ratio of two numbers is 4:5. But, if each number is increased by 20, the ratio becomes 6:7. The sum of such numbers is

    A)  90                 

    B)  95

    C)  100                            

    D)  60

    Correct Answer: D

    Solution :

    Ans.   Let the numbers be 4x and 5x.             According to the question,             \[\frac{4x+20}{5x+20}=\frac{6}{7}\]             \[\Rightarrow \]            \[28x+140=30x+120\]             \[\Rightarrow \]            \[x=10\]             \[\therefore \]    Sum of numbers \[=10\times 4+10\times 5=90\]


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