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Railways PYQCBT 1 2016

RRB NTPC · Question 21

Find the mean of 10, 9, 8, 7, 8, 6. A. 6 B. 10 C. 12 D. 8

  1. C

  2. B

  3. A

  4. D

Show answer & explanation

Answer: (D) D

Explanation

Sum = 10 + 9 + 8 + 7 + 8 + 6 = 48. Mean = 48/6 = 8.