Question

The sum of the numerator and denominator of a fraction is 12.if the denominator is increased by 3,the fraction become 1/2 .find the fraction

Answer 1

let numerator be x

let denominator be y

x+y=12. equation 1

x/y+3=1/

2x=y+3

3=-2x+y. equation 2

2x+2y=24

-2x+y=3. by adding 1 and 2

3y=27

y=9

x=3

Answer 2

Hey friend, Here is your answer in the picture.

The required fraction is

$\frac{5}{7}$

Hope it will help you.

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