Home / Topic / Arithmetic Mean
Topic

Arithmetic Mean

Asked 2 times in EPFO, peaking in 2015.
2
PYQs
1
Exams
1
Years active
2015–2015
Span
2015
Peak
2/2
Answers
📅 Full chronological timeline →

Key insights

  • Most tested in EPFO — 2 of 2 PYQs
  • Most asked in 2015
  • Recurs across 1 years (2015–2015)

Across exams

EPFO · 2

How the concept evolved

215
Largely a pre-2016 idea — watch for a comeback.

Sample questions

You've seen the pattern — here are a few of the actual PYQs.
EPFO2015
Four quantities are such that their arithmetic mean (A.M.) is the same as the A.M. of the first three quantities. The fourth quantity is
  1. A Sum of the first three quantities
  2. B A.M. of the first three quantities ✓
  3. C (Sum of the first three quantities)/4
  4. D (Sum of the first three quantities)/2
✓ Correct answer: (B)
Quantitative Aptitude › Algebra
EPFO2015
Consider the sequential integers 27 to 93, both included in the sequence. The arithmetic average of these numbers will be
  1. A 61·5
  2. B 61
  3. C 60·5
  4. D 60 ✓
✓ Correct answer: (D)
Quantitative Aptitude › Number System

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