a fraction is such that the sum of its numerator and denominator is 15 if 8 is added to the numerator and 12 is added to the denominator the fraction becomes 3/4 find the original fraction
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Let the fraction be in the form of
where n is numerator and d is denominator
According to question
Now from equation 2.
4n - 4 = 3d
Putting the value of d in equation.
4n - 4 = 3(15 - n)
4n - 4 = 45 - 3n
4n + 3n = 45 + 4
7n = 49
n = 7
Putting n = 7 in equation first we get,
d = 15- n
d = 15 - 7
d = 8
Now fraction is
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