Civil Service Exam Reviewer · Number Series · hard

What should complete the series: XLIV, XXXIX, XXXIV, XXIX, ?

  1. XXIII
  2. XXV
  3. XIX
  4. XXIV

Answer

D. XXIV

Solution

In Arabic numerals: 44, 39, 34, 29 (subtract 5). Next: 24 = XXIV.

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