The total age of A and B is 18 years more than the total age of B and C. C is how many year younger than	Choose the correct choice from the following options
A) 14 years B) 12 years C) 56 years D) 66 years E) 18 years

Rationale: "given that a + b = 182 + b + c = > a â € “ c = 18 + b â € “ b = 18 = > c is younger than a by 18 years answer : e"
Answer: E