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      Question

      The average age of 26 children and their teacher's age

      are 22 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
      A 45 years Correct Answer Incorrect Answer
      B 42 years Correct Answer Incorrect Answer
      C 44 years Correct Answer Incorrect Answer
      D 48 years Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Sum of the age of total children and teacher = 27 ├Ч 22 = 594 Sum of the age of children after excluding = 26 ├Ч 21 = 546 TeacherтАЩs age = 594 тАУ 546 = 48 years

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