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1. |
The average age of a family of 6 member is 22 years . if the age of the youngest member be 7 years , what was the average age of the family at the birth of the youngest member was ? |
A. | 16 years |
B. | 17 years |
C. | 18 years |
D. | 19 years |
Answer» D. 19 years | |