easy Set 11 Logic Puzzle

Easy Sequence Pattern #11

Title
Easy Sequence Pattern #11
SequenceType
seq-mixed
DisplaySequence
  • 1
  • 12
  • 3
  • 15
  • 5
  • 18
  • 7
  • _
FullSequence
  • 1
  • 12
  • 3
  • 15
  • 5
  • 18
  • 7
  • 21
BlankPositions
  • 7
Answers
  • 21
Rule
Two interleaved arithmetic sequences
Question
Find the missing term in the sequence: 1, 12, 3, 15, 5, 18, 7, _
SequenceLength
8
Hint
Look at every other term separately.