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The average age of 5 teachers is 28 years. If one teacher is excluded, then the mean gets reduced by 2 years. The age of the excluded teacher is
  • a)
    26 years
  • b)
    33 years
  • c)
    36 years
  • d)
    None of these
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
The average age of 5 teachers is 28 years. If one teacher is excluded,...
Sum of the ages of 5 teachers = 28 × 5 = 140
Sum of the ages of 4 teachers = (28 - 2) × 4 = 104
The age of excluded teacher
= 140 - 104
= 36 years
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The average age of 5 teachers is 28 years. If one teacher is excluded, then the mean gets reduced by 2 years. The age of the excluded teacher isa)26 yearsb)33 yearsc)36 yearsd)None of theseCorrect answer is option 'C'. Can you explain this answer?
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The average age of 5 teachers is 28 years. If one teacher is excluded, then the mean gets reduced by 2 years. The age of the excluded teacher isa)26 yearsb)33 yearsc)36 yearsd)None of theseCorrect answer is option 'C'. Can you explain this answer? for UGC NET 2024 is part of UGC NET preparation. The Question and answers have been prepared according to the UGC NET exam syllabus. Information about The average age of 5 teachers is 28 years. If one teacher is excluded, then the mean gets reduced by 2 years. The age of the excluded teacher isa)26 yearsb)33 yearsc)36 yearsd)None of theseCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for UGC NET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The average age of 5 teachers is 28 years. If one teacher is excluded, then the mean gets reduced by 2 years. The age of the excluded teacher isa)26 yearsb)33 yearsc)36 yearsd)None of theseCorrect answer is option 'C'. Can you explain this answer?.
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