medium Set 23 Logic Puzzle

Medium Sequence Pattern #23

Title
Medium Sequence Pattern #23
SequenceType
seq-arithmetic
DisplaySequence
  • 18
  • 6
  • -6
  • _
  • _
  • -42
  • -54
  • -66
FullSequence
  • 18
  • 6
  • -6
  • -18
  • -30
  • -42
  • -54
  • -66
BlankPositions
  • 3
  • 4
Answers
  • -18
  • -30
Rule
Subtract 12 each time (start at 18)
Question
Find the 2 missing terms in the sequence: 18, 6, -6, _, _, -42, -54, -66
SequenceLength
8
Hint
Look at the difference between each consecutive pair.