Civil Service Exam Reviewer · Logical Reasoning · hard

What comes next in the series: RK3, PN6, NQ9, LT12, ?

  1. IW15
  2. JW15
  3. KW15
  4. JX15

Answer

B. JW15

Solution

In each term, the first letter moves 2 places backward, the second letter moves 3 places forward, and the number increases by 3. The next term is JW15.

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