Welcome to Week 11 of our weekly maths challenge, which is being hosted on our learning pages.
On the learning pages you can find the a new set of questions for week 11 and the answers to the week 10 challenge.
Each week the maths challenge provides problems and puzzles posed by Gordon Burgin, Andrew Holt and the U3A Maths and Stats Subject Adviser - David Martin.
If you would like to share your ideas on how to solve these puzzles please join our learning forum or discuss within your U3A and interest group.
New maths puzzles will go up onto the website every Thursday.