The average age of a class of 39 students is 15 years. If the age of the teacher is included, then the average increases by 3 months. Find the age of the teacher.

The average age of a class of 39 students is 15 years. If the age of t

1.	The average age of a class of 39 students is 15 years. If the age of the teacher is included, then the average increases by 3 months. Find the age of the teacher.
A.	0 years
B.	5 years
C.	5 years
D.	0 years
Answer» C. 5 years

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The average age of a class of 39 students is 15 years. If the age of the teacher is included, then the average increases by 3 months. Find the age of the teacher.

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