Weekly Problem 15 - 2008

Which of these graphs could be the graph showing the circumference of a circle in terms of its diameter ?

Weekly Problem 46 - 2008

How could you use this graph to work out the weight of a single sheet of paper?

Weekly Problem 40 - 2014

Can you draw the graph of $y=x$ after it has been rotated $90$ degrees clockwise about $(1,1)$?

A snail slithers around on a coordinate grid. At what position does he finish?

Weekly Problem 2 - 2006

Lisa's bucket weighs 21 kg when full of water. After she pours out half the water it weighs 12 kg. What is the weight of the empty bucket?

Can you find the area between this graph and the x-axis, between x=3 and x=7?

Weekly Problem 35 - 2007

What is the area of the triangle formed by these three lines?

How many lattice points are there in the first quadrant that lie on the line 3x + 4y = 59 ?