hard Set 13 Logic Puzzle

Hard Sequence Pattern #13

Title
Hard Sequence Pattern #13
SequenceType
seq-matrix
DisplaySequence
  • 10
  • _
  • 20
  • 25
  • _
  • 35
  • 40
  • _
  • 50
  • 55
FullSequence
  • 10
  • 15
  • 20
  • 25
  • 30
  • 35
  • 40
  • 45
  • 50
  • 55
BlankPositions
  • 1
  • 4
  • 7
Answers
  • 15
  • 30
  • 45
Rule
Each term = 5n + 5
Question
Find the 3 missing terms in the sequence: 10, _, 20, 25, _, 35, 40, _, 50, 55
SequenceLength
10
Hint
Find the linear formula: multiply position by a constant and add another.