hard Set 96 Logic Puzzle

Hard Sequence Pattern #96

Title
Hard Sequence Pattern #96
SequenceType
seq-mixed
DisplaySequence
  • 9
  • _
  • 13
  • 22
  • _
  • 24
  • 21
  • _
  • 25
  • 28
FullSequence
  • 9
  • 20
  • 13
  • 22
  • 17
  • 24
  • 21
  • 26
  • 25
  • 28
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 20
  • 17
  • 26
Rule
Two interleaved arithmetic sequences
Question
Find the 3 missing terms in the sequence: 9, _, 13, 22, _, 24, 21, _, 25, 28
SequenceLength
10
Hint
Look at every other term separately.