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The marks obtained by 51 students in a class are in AP with its first term 4 and common difference 3 . What is the median of the marks?

Options

  1. A79.5
  2. B79
  3. C78.5
  4. D77

Correct answer

B. 79

Step-by-step solution

Median = Middle term of A.P = ( 51+1 2 )^ th term =26^ th term T ₂₆=4+25 (3)=79

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