the total age of A and B is 12 year more than the total age of B and C. C is how many years younger than A ?	Choose the correct choice from the following choices: A) 12 B) 24 C) data inadequate D) None of these E) 34
Solution   (A + B ) - (B + C) = 12 ⇔ A - C = 12. 12nswer 12
<result>A</result>
the total age of A and B is 12 year more than the total age of B and C. C is how many years younger than A ?