A) \[28.4\]years
B) \[29.5\]years
C) 30 years
D) 27 years
Correct Answer: A
Solution :
Total age of 6 members \[=28\times 6=168\]years If one member is excluded then total members \[=6-1=5\] Average age of 5 members \[=\,\,\,\,\,\,\,\frac{168-26}{5}=\frac{142}{5}=\underline{\mathbf{28}\mathbf{.4}\,\mathbf{years}}\]You need to login to perform this action.
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