Aptitude - Alligation or Mixture - Discussion

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Q.

The average of 5 quantities is 10 and the average of 3 of them is 9. What is the average of the remaining 2?  .                          
A. 11 B. 12
C. 11.5 D. 12.5

Answer: Option C
Explaination:

 


No Explanation




Discussion

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