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added by lukasz Poland Nov. 23, 2017, 9:09 p.m.
How many times in a year may Friday 13th happen?
up to 2
up to 3
up to 4
up to 5
Friday 13th happens three times in a year only if it starts on Thursday or (leap year) on Sunday.
lukasz Poland
Correct this question
Very interesting!
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+1 Very interesting!  Jack Queen
      Acceptable  my_game-my_world
+1 Very interesting!  moje_konto
      Acceptable  hahahahahaha