hard Set 56 Logic Puzzle

Hard Sequence Pattern #56

Title
Hard Sequence Pattern #56
SequenceType
seq-arithmetic
DisplaySequence
  • 20
  • _
  • -4
  • -16
  • _
  • -40
  • -52
  • _
  • -76
  • -88
FullSequence
  • 20
  • 8
  • -4
  • -16
  • -28
  • -40
  • -52
  • -64
  • -76
  • -88
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 8
  • -28
  • -64
Rule
Subtract 12 each time (start at 20)
Question
Find the 3 missing terms in the sequence: 20, _, -4, -16, _, -40, -52, _, -76, -88
SequenceLength
10
Hint
Look at the difference between each consecutive pair.