The average age of a family with 5 members is 28. If one of the 5 members of age 20 is excluded the average age of the family becomes -

The average age of a family with 5 members is 28. If one of the 5 memb

1.	The average age of a family with 5 members is 28. If one of the 5 members of age 20 is excluded the average age of the family becomes -
A.	5
B.	0
C.	0
D.	4
Answer» D. 4

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The average age of a family with 5 members is 28. If one of the 5 members of age 20 is excluded the average age of the family becomes -

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