hard Set 66 Logic Puzzle

Hard Sequence Pattern #66

Title
Hard Sequence Pattern #66
SequenceType
seq-mixed
DisplaySequence
  • 3
  • _
  • 6
  • 22
  • _
  • 24
  • 12
  • _
  • 15
  • 28
FullSequence
  • 3
  • 20
  • 6
  • 22
  • 9
  • 24
  • 12
  • 26
  • 15
  • 28
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 20
  • 9
  • 26
Rule
Two interleaved arithmetic sequences
Question
Find the 3 missing terms in the sequence: 3, _, 6, 22, _, 24, 12, _, 15, 28
SequenceLength
10
Hint
Look at every other term separately.