average
https://minihotelier.com/blog/2016/04/13/average/Statistics11-12th,High School,Undergraduate
The average age of 24 students and the principal is 15 years. When the principal's age is excluded, the average decreases by 1 year. What is the average of the principal?
Rajni
Sahsah.rajni@yahoo.comAdministratorSOLVE - ΜΔΓΗŠ
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