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A fraction becomes 4 when 1 is added to ...

A fraction becomes 4 when 1 is added to both the numerator and denominator and it becomes 7 when 1 is subtracted from both the numerator and denominator. The numerator of the given fraction is :

A

0.72569444444444

B

0.12847222222222

C

28:40

D

none of these

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • A fraction becomes 4 when 1 is added to both the numerator and denominator and it becomes 7 when 1 is substracted from both the numerator and denominator. The numerator of the given fraction is :

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    2
    B
    3
    C
    7
    D
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    B
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    3
    D
    2

  • A fraction becomes 2 when 1 is added to both the numerator and denominator and it becomes 3 when 1 is subracted from both numerator and denomiator. Find the difference of numerator and denominator.

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    D
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