Q.



The denominator of a fraction is 1 more than its numerator. If 1 is deducted from both the numerator and the denominator, the fraction becomes equivalent toQuestion Image then the fraction is
 


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a

3/4
      

b

4/5
      

c

2/3
      

d

7/8
 

answer is C.

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Detailed Solution

 the numerator and the denominator of the fraction be Question Image
the denominator is 1 more than its numerator.
Question Image
the numerator and denominator by 1 is equivalent toQuestion Image
Question Image
Question Image
Question Image
Substituting Question Imageequation (1),(2)
Question Image
Question Image
Question Image
Question Image
Question Image
Substitute equation(1)
Question Image
Question Image
Question ImageFraction=2/3
So, option 3 is correct.
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