hard Set 36 Logic Puzzle

Hard Sequence Pattern #36

Title
Hard Sequence Pattern #36
SequenceType
seq-mixed
DisplaySequence
  • 3
  • _
  • 7
  • 21
  • _
  • 24
  • 15
  • _
  • 19
  • 30
FullSequence
  • 3
  • 18
  • 7
  • 21
  • 11
  • 24
  • 15
  • 27
  • 19
  • 30
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 18
  • 11
  • 27
Rule
Two interleaved arithmetic sequences
Question
Find the 3 missing terms in the sequence: 3, _, 7, 21, _, 24, 15, _, 19, 30
SequenceLength
10
Hint
Look at every other term separately.