hard Set 15 Logic Puzzle

Hard Sequence Pattern #15

Title
Hard Sequence Pattern #15
SequenceType
seq-mixed
DisplaySequence
  • 9
  • _
  • 11
  • 19
  • _
  • 22
  • 15
  • _
  • 17
  • 28
FullSequence
  • 9
  • 16
  • 11
  • 19
  • 13
  • 22
  • 15
  • 25
  • 17
  • 28
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 16
  • 13
  • 25
Rule
Two interleaved arithmetic sequences
Question
Find the 3 missing terms in the sequence: 9, _, 11, 19, _, 22, 15, _, 17, 28
SequenceLength
10
Hint
Look at every other term separately.