hard Set 83 Logic Puzzle

Hard Sequence Pattern #83

Title
Hard Sequence Pattern #83
SequenceType
seq-numbers
DisplaySequence
  • 15
  • _
  • 25
  • 30
  • _
  • 40
  • 45
  • _
  • 55
  • 60
FullSequence
  • 15
  • 20
  • 25
  • 30
  • 35
  • 40
  • 45
  • 50
  • 55
  • 60
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 20
  • 35
  • 50
Rule
Add 5 each time (start at 15)
Question
Find the 3 missing terms in the sequence: 15, _, 25, 30, _, 40, 45, _, 55, 60
SequenceLength
10
Hint
Look at the difference between each consecutive pair.