The age of teacher
24 students of a class VII decided to find the average age of themselves and their teacher. They calculated it as 15 years. Later on they again calculated the average age of students by excluding the age of teacher. They found this time the average was 1 less than the earlier one. What is the age of teacher?
a) 29 years b) 39 years c) 41 years d) 33 years
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