Volume 21

1985

Here is the remarkable story of Aristotle's wheel. Consider a circular wheel with a circular hubcap having the same centre as the wheel.

The 1985 International Mathematical Olympiad held in Finland was a most successful one for Australian Participants.

We live and function in a three-dimensional space all through our existence, weare surrounded almost exclusively by three dimensional objects,

Everybody learns some set theory early in high school.

This issue we first look at the problems on inequalities:

Q.624 Three motorists $A,B$, and $C$ often travel on a certain highway, and each motorist always travels at a constant speed.

Q.648 Prove that no perfect square except 0 is the product of 6 consecutive integers.