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Statistics · 2017 · 8 Apr · Shift 1

1 Mathematics questions from this JEE Main paper
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Statistics · 2017 · 8 Apr · Shift 1

1 Mathematics questions from this JEE Main paper

  1. Q39.The mean age of 25 teachers in a school is 40 years. A teacher retires at the age of 60 years and a new teacher is appointed in his place. If now the mean age of the teachers in this school is 39 years, then the age (in years) of the newly…
    Mathematics · Statistics · MCQ