Question

sara's mother is three times as old as Sara and four times as old as Sara's sister,Ann.Ann three years younger than Sara how old are Sara,Ann their mother?​

Answer 1

Answer: Susan's age is 9

explanation:

Suppose, Ann's age is x

And Ann's mothers age is y

So Susan's age is x-3

By first condition

3x-y=0

By second condition

4x-y =12

Subtracting 1st from 2nd

Y=12

Ann's age is 12

Mothers age is 36

Susan's age is 9