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  9. Q115

RRB Assistant Loco Pilot (ALP) 2026 · Question 115 of 149

If mean of 10 observations x₁, x₂, ..., x₁₀ is 20, then the value of Σ(i=1 to 10) ((3xᵢ − 4)/5) is:

not-specified

  1. A111
  2. B113
  3. C110
  4. D112Correct

Answer: D. 112

Official answer key verified. Detailed explanation coming soon.

Source: RRB ALP CBT-1 17-Feb-2026 Shift-1 — candidate response sheet (official answer-key system) · official-answer-key

← Q114View full paper (149 questions)Q116 →

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