The average age of A and B is 20 years. If A is to be replaced by C, the average would be 19 years. The average age of C and A is 21 years. The ages of A, B and C in order (in years) are

The average age of A and B is 20 years. If A is to be replaced by C, t

1.	The average age of A and B is 20 years. If A is to be replaced by C, the average would be 19 years. The average age of C and A is 21 years. The ages of A, B and C in order (in years) are
A.	18, 22, 20
B.	18, 20, 22
C.	22, 18, 20
D.	22, 20, 18
Answer» D. 22, 20, 18

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The average age of A and B is 20 years. If A is to be replaced by C, the average would be 19 years. The average age of C and A is 21 years. The ages of A, B and C in order (in years) are

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