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  9. Q91

RRB Group D (Level-1 posts) 2018 · Question 91 of 96

If the mean of the numbers 27 + x, 31 + x, 89 + x, 107 + x and 156 + x is 82. then the mean of 130 + x, 126 + x, 68 + x, 50 + x and 1 + xis:

  1. A80
  2. B75Correct
  3. C50
  4. D70

Answer: B. 75

Official answer key verified. Detailed explanation coming soon.

Source: Solved RRB Group-D 23rd Sep 2018 Shift-2 Paper with Solutions (EduRev) · reliable-secondary

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