hard Set 85 Logic Puzzle

Hard Sequence Pattern #85

Title
Hard Sequence Pattern #85
SequenceType
seq-alternating
DisplaySequence
  • 12
  • _
  • 12
  • 15
  • _
  • 15
  • 12
  • _
  • 12
  • 15
FullSequence
  • 12
  • 15
  • 12
  • 15
  • 12
  • 15
  • 12
  • 15
  • 12
  • 15
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 15
  • 12
  • 15
Rule
Alternates between 12 and 15
Question
Find the 3 missing terms in the sequence: 12, _, 12, 15, _, 15, 12, _, 12, 15
SequenceLength
10
Hint
Compare every other term.