Problem of The Week
The Cathedral Mathematics Society
Inter
grades 9-10
Click here to download the problem – Counting Consecutively
Click here to download the Solution
Click here to download the problem – The Clock Works
Click here to download the problem – Dividing Line
Click here to download the problem – Summing up a Sequence 1
Click here to download the problem – Student to Student
Click here to download the problem – Slope on a Plane
Click here to download the problem – Number Rings
Click here to download the problem – One Thousand Inputs
Click here to download the problem – Parallel Puzzles
Click here to download the problem – Coin Game
