The denominator of a fraction exceeds the numerator by 5. If 3 be added to both, the fraction becomes 3/4. Find the fraction.
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Given:
The denominator of a fraction exceeds the numerator by 5. If 3 be added to both, the fraction becomes 3/4.
To find:
The fraction.
Solution:
First of all, we should know that in a fraction a/b, the a is called the numerator while b is called the denominator.
Now,
let the numerator of a given fraction be x.
So,
according to the question,
denominator = x + 5.
So, the fraction is
Now,
as given,
If 3 be added to both, the fraction becomes 3/4.
So, we have,
On solving above, we have,
After cross multiplication, we have,
So,
denominator is
Hence, the required fraction is 12/17.
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