Comprehension Passage
A family has 11 members (A,B,C,D,E,F,G,H,I,J and K). The age of one of the members A is 4 years younger than the age of B, who is 28 years old. When the ages of these two members is excluded, the average age of the remaining members of the family becomes 2 years less than the average age when all the members are included.
If it was given that the age of A is 4 years more than the age of B, and the average age of the remaining members of the family becomes 2 years less than the average age when all the members are included. What is the difference between the original average and the new average?
1
1
2
3
3
5
4
7
5
4