What is the average age of the six member A, B, C, D, E and F in the family ? I. Average age of D and E is 14 yr. II. Average age A, B, C and F is 50 yr.III. Average age of A, B, D and E is 40 yr.

What is the average age of the six member A, B, C, D, E and F in the f

1.	What is the average age of the six member A, B, C, D, E and F in the family ? I. Average age of D and E is 14 yr. II. Average age A, B, C and F is 50 yr.III. Average age of A, B, D and E is 40 yr.
A.	I and II
B.	I and III
C.	II and III
D.	I, II and III
Answer» B. I and III

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What is the average age of the six member A, B, C, D, E and F in the family ? I. Average age of D and E is 14 yr. II. Average age A, B, C and F is 50 yr.III. Average age of A, B, D and E is 40 yr.

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