medium Set 37 Logic Puzzle

Medium Sequence Pattern #37

Title
Medium Sequence Pattern #37
SequenceType
seq-arithmetic
DisplaySequence
  • 9
  • 12
  • 15
  • _
  • _
  • 24
  • 27
  • 30
FullSequence
  • 9
  • 12
  • 15
  • 18
  • 21
  • 24
  • 27
  • 30
BlankPositions
  • 3
  • 4
Answers
  • 18
  • 21
Rule
Add 3 each time (start at 9)
Question
Find the 2 missing terms in the sequence: 9, 12, 15, _, _, 24, 27, 30
SequenceLength
8
Hint
Look at the difference between each consecutive pair.