2 out of 3
Lauren and Thomas tell their ages in terms of sums of squares. Can you work out how old they really are?
1 out of 3
Weekly Problem 4 - 2017
Tommy's tankard holds 480ml when it is one quarter empty. How much does it hold when it is one quarter full?
2 out of 3
Can you choose one number from each row and column in this grid to form the largest possibe product?
2 out of 3
Can you work out the number of chairs at a cafe from the number of legs?
1 out of 3
This magic square has only been partially completed. Can you still solve it...
1 out of 3
Every third page number in this book has been omitted. Can you work out what number will be on the last page?
2 out of 3
This pattern repeats every 12 dots. Can you work out what a later piece will be?
2 out of 3
From only the page numbers on one sheet of newspaper, can you work out how many sheets there are altogether?
1 out of 3
Weekly Problem 35 - 2009
Two equilateral triangles have been drawn on two adjacent sides of a square. What is the angle between the triangles?
