Aptitude - Averages - Discussion

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Q.

The average age of the mother and her six children is 12 years which is reduced by 5 years if the age of the mother is excluded. How old is the mother?  .                          
A. 40 years B. 42 years
C. 48 years D. 50 years

Answer: Option B
Explaination:

 


Discussion

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