expert Set 70 Logic Puzzle

Expert Sequence Pattern #70

Title
Expert Sequence Pattern #70
SequenceType
seq-mixed
DisplaySequence
  • 9
  • 16
  • 12
  • _
  • _
  • 26
  • 18
  • _
  • _
  • 36
FullSequence
  • 9
  • 16
  • 12
  • 21
  • 15
  • 26
  • 18
  • 31
  • 21
  • 36
BlankPositions
  • 3
  • 4
  • 7
  • 8
Answers
  • 21
  • 15
  • 31
  • 21
Rule
Two interleaved arithmetic sequences
Question
Find the 4 missing terms in the sequence: 9, 16, 12, _, _, 26, 18, _, _, 36
SequenceLength
10
Hint
Look at every other term separately.