Back to www.qedcat.com.

Below are the quick answers to our 2010 AGE Maths Challenge. We've also prepared detailed solutions for you, which you can download here: Easy, Medium, and Hard.

And, if you're looking for more puzzles to while away the time until Christmas, you can check out the 2009 Challenge here, with solutions here. And, there is also the 2008 Challenge here and here, with solutions here.


E1: 5 hours
E2: 3 and 4, OR 2 and 5
E3: 3 and 8
E4: Keep the hexagon.
E5: No
E6: 1001/3001
E7: 135
E8: $5
E9: Circumference, and the same
E10: $280


M1: Kylie
M2: 1/8 liter
M3: π
M4: 300 QEDcats
M5: 1 + 2 + 3 ...
M6: 135
M7: Draw some triangles, make some triangles
M8: 8 students liked them all
M9: 4π meteres
M10: 1/2


H1: 24 and 75
H2: 1000 pages
H3: 100
H4: 5
H5: 42
H6: 43
H7: Make a group of 23 and flip
H8: Ted
H9: Yes. Draw a picture and check
H10: 400 km

Copyright 2004-∞ All rights reserved.