Civil Service Exam Reviewer · Number Series · medium

What number(s) should complete the series: 2, 5, 11, 23, 47, 95, ?

  1. 143
  2. 194
  3. 190
  4. 191

Answer

D. 191

Solution

Differences double: 3, 6, 12, … next difference 96: 95 + 96 = 191.

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