hard Set 25 Logic Puzzle

Hard Sequence Pattern #25

Title
Hard Sequence Pattern #25
SequenceType
seq-arithmetic
DisplaySequence
  • 9
  • _
  • 17
  • 21
  • _
  • 29
  • 33
  • _
  • 41
  • 45
FullSequence
  • 9
  • 13
  • 17
  • 21
  • 25
  • 29
  • 33
  • 37
  • 41
  • 45
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 13
  • 25
  • 37
Rule
Add 4 each time (start at 9)
Question
Find the 3 missing terms in the sequence: 9, _, 17, 21, _, 29, 33, _, 41, 45
SequenceLength
10
Hint
Look at the difference between each consecutive pair.