expert Set 10 Logic Puzzle

Expert Sequence Pattern #10

Title
Expert Sequence Pattern #10
SequenceType
seq-mixed
DisplaySequence
  • 4
  • 11
  • _
  • 16
  • _
  • 21
  • 10
  • _
  • _
  • 31
FullSequence
  • 4
  • 11
  • 6
  • 16
  • 8
  • 21
  • 10
  • 26
  • 12
  • 31
BlankPositions
  • 2
  • 4
  • 7
  • 8
Answers
  • 6
  • 8
  • 26
  • 12
Rule
Two interleaved arithmetic sequences
Question
Find the 4 missing terms in the sequence: 4, 11, _, 16, _, 21, 10, _, _, 31
SequenceLength
10
Hint
Look at every other term separately.