easy Set 47 Logic Puzzle

Easy Sequence Pattern #47

Title
Easy Sequence Pattern #47
SequenceType
seq-mixed
DisplaySequence
  • 1
  • 18
  • 3
  • 21
  • 5
  • 24
  • 7
  • _
FullSequence
  • 1
  • 18
  • 3
  • 21
  • 5
  • 24
  • 7
  • 27
BlankPositions
  • 7
Answers
  • 27
Rule
Two interleaved arithmetic sequences
Question
Find the missing term in the sequence: 1, 18, 3, 21, 5, 24, 7, _
SequenceLength
8
Hint
Look at every other term separately.