The average age of 82 students and the class teacher is 18 years. Total age of all the students only is 1450 years. What is the age of the class teacher?
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Answer:
age of teacher = 44 yrs
Step-by-step explanation:
total age of 82 students and teacher
83 ×18= 1494 yes
total age of all students. =1450yrs
age of teacher = 1494-1450
=. 44yr
hope it's helpful
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