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Weekly Problem 27 - 2009
The perimeter of a large triangle is 24 cm. What is the total length of the black lines used to draw the figure?

A village has a pub, church and school. What is the bearing of the school from the church?

Weekly Problem 44 - 2010
Extend two of the sides of a nonagon to form an angle. How large is this acute angle?

Weekly Problem 30 - 2011
Three touching circles have an interesting area between them...

Weekly Problem 21 - 2016
Peter Piper picked a peck of pickled peppers. How many more pecks must Peter Piper pick to fill a barrel?

What fraction of customers buy Kleenz after the advertising campaign?

What is the last non-zero digit of $2^{57} \times 3^4 \times 5^{53}$?

A snail is at the corner of a cube. What proportion of the cube's surface can the snail reach within an hour?

An equilateral triangle is rolled along a line. What is the length of the path traced out by one of its vertices?

Two of the triangles in the diagram are shaded black. What is the probability the resulting figure has at least one line of symmetry?