hard Set 68 Logic Puzzle

Hard Sequence Pattern #68

Title
Hard Sequence Pattern #68
SequenceType
seq-geometric
DisplaySequence
  • 5
  • _
  • 45
  • 135
  • _
  • 1215
  • 3645
  • _
  • 32805
  • 98415
FullSequence
  • 5
  • 15
  • 45
  • 135
  • 405
  • 1215
  • 3645
  • 10935
  • 32805
  • 98415
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 15
  • 405
  • 10935
Rule
Multiply by 3 each time (start at 5)
Question
Find the 3 missing terms in the sequence: 5, _, 45, 135, _, 1215, 3645, _, 32805, 98415
SequenceLength
10
Hint
Find the ratio between each pair of consecutive terms.