SOLUTION: 12 years ago, the ratio between the age of A and B was 2:3, while the ratio of their present age is 5:6. Find the difference of age of A and B.

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Question 826083: 12 years ago, the ratio between the age of A and B was 2:3, while the ratio of their present age is 5:6. Find the difference of age of A and B.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
(a-12)/(b-12)=2/3,
a/b=5/6,
d=a-b
a = 20, b = 24, d = -4