Question

3.The numerator of a fraction is 3 less than its denominator. If the numerator is increased by 1 and the denominator is increased by 3, the fraction becames 1/2. Find the original fraction.
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Answer 1

Answer:

original fraction is 4/7

Step-by-step explanation:

Let denominator be x

.'. numerator is x-3

.'. original fraction is x-3/x

ATGC

x-3+1/x+3 = 1/2

x-2/x+3= 1/2

2x-4 = x+3

2x-x =3+4

x=7

.'. original fraction is x-3/x i.e. 7-3/7 i.e. 4/7

.'. original fraction is 4/7