There are three groups A, B and C. The average of group A is 93. The average of group B is 86. The average of group C is 95. The average of group A and B is 89, the average of group B and C is 91. Find the average of the three groups?

There are three groups A, B and C. The average of group A is 93. The a

1.	There are three groups A, B and C. The average of group A is 93. The average of group B is 86. The average of group C is 95. The average of group A and B is 89, the average of group B and C is 91. Find the average of the three groups?
A.	93
B.	97
C.	86.5
D.	91.5
E.	None of these
Answer» E. None of these

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There are three groups A, B and C. The average of group A is 93. The average of group B is 86. The average of group C is 95. The average of group A and B is 89, the average of group B and C is 91. Find the average of the three groups?

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