Average age of 12 students is 14 years. If the age of teacher is also included, the average becomes 15 years. What is the age of the teacher?

Average age of 12 students is 14 years. If the age of teacher is also

1.	Average age of 12 students is 14 years. If the age of teacher is also included, the average becomes 15 years. What is the age of the teacher?
A.	23 years
B.	25 years
C.	27 years
D.	28 years
Answer» D. 28 years

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Average age of 12 students is 14 years. If the age of teacher is also included, the average becomes 15 years. What is the age of the teacher?

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