expert Set 60 Logic Puzzle

Expert Sequence Pattern #60

Title
Expert Sequence Pattern #60
SequenceType
seq-numbers
DisplaySequence
  • 18
  • 27
  • _
  • _
  • 54
  • _
  • _
  • 81
  • 90
  • 99
FullSequence
  • 18
  • 27
  • 36
  • 45
  • 54
  • 63
  • 72
  • 81
  • 90
  • 99
BlankPositions
  • 2
  • 3
  • 5
  • 6
Answers
  • 36
  • 45
  • 63
  • 72
Rule
Add 9 each time (start at 18)
Question
Find the 4 missing terms in the sequence: 18, 27, _, _, 54, _, _, 81, 90, 99
SequenceLength
10
Hint
Look at the difference between each consecutive pair.