Multiple choice general knowledge math & puzzles

Which one is the odd one out? UST , RIL, MAR, BER, UNE, ARY

  1. UST

  2. RIL

  3. MAR

  4. UNE

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The strings represent the last three letters of months: August (UST), April (RIL), March (MAR), December (BER), June (UNE), January (ARY). MAR is the only one that uses the first three letters of the month, making it the odd one out in the 'suffix' pattern.