CM Magazine: The Little Math Puzzle Contest

## The Little Math Puzzle Contest

Man seeks order and pattern in all things

### Puzzle #30

Going through the alphabet all of these letters have a property in common.
What are the two remaining letters also having this property?

A, H, I, M, O, T, U, V, W, ___, ___

Thank you to Nicholas Gould in Miss Smollett's Grade 5 class L.E.Reinsborough School - Dalhousie, New Brunswick.

Send your response by 8:00 a.m., Friday, April 19 to: math_puzzle@rwa.psbgm.qc.ca

### Puzzle #28 was the following:

Complete a list of single digit integers continuing the sequence shown.

8, 5, 4, 9, 1, 7, ____, ____, ____, ____

Thank you for this Puzzle to by Mr. J. Cowley's grade 6 class in Sacred Heart Elementary - Sarnia, Ontario

### The Winners -- Solvers of Puzzle #28

1. Madame Scaplen's Grade 6 French Immersion Class Sacred Heart Elementary - Marystown, Newfoundland
2. Mrs. G's Sensational Sixes Sun Valley School - Winnipeg, Manitoba
3. Mr. Park's Brain Trust aka the Block 4 Comp. Sci. Class Jefferson High School - Portland, Oregon USA
4. roses@globalserve.on.ca
5. Amanda McCoy, gr5 Scott Gordon, gr 4 Joseph Welsh School - Red Deer, Alberta
6. joint solution by Jeremy Layden, Ryan Smid Grade 4 Piper Creek Elementary School - Red Deer AB
7. David Belanger, age 10 St. Michael's School - Belleville, ON
8. Bruce Chung - T. Burnie's Grade 7/8 class St Anne School - Toronto, Ontario

Another solution:

The last 4 digits are: 0, 2, 3, 6
The pattern uses digits with a closed loop (C) and without a closed loop (O)

8, 5, 4, 9, 1, 7, 0, 2, 3, 6
C O O C O O C O O C

No explanation was given as to why 0 came before 6 or 2 before 3.

9. Submitted by: Ross Neufeld, Cody Neigum, Michael Caldwell Grade 4 Piper Creek Elementary School - Red Deer AB

Andrea Pollock and Alex Nazarov
math_puzzle@rwa.psbgm.qc.ca
Royal West Academy, Montreal West, Quebec.

Information about the Little Math Puzzle Contest.

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