medium Set 72 Logic Puzzle

Medium Sequence Pattern #72

Title
Medium Sequence Pattern #72
SequenceType
seq-mixed
DisplaySequence
  • 4
  • 15
  • 6
  • _
  • _
  • 25
  • 10
  • 30
FullSequence
  • 4
  • 15
  • 6
  • 20
  • 8
  • 25
  • 10
  • 30
BlankPositions
  • 3
  • 4
Answers
  • 20
  • 8
Rule
Two interleaved arithmetic sequences
Question
Find the 2 missing terms in the sequence: 4, 15, 6, _, _, 25, 10, 30
SequenceLength
8
Hint
Look at every other term separately.