Can you choose your units so that a cube has the same numerical value for it volume, surface area and total edge length?
Is it really greener to go on the bus, or to buy local?
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
One mile is approximately equal to 1.6 kilometers so 120 miles are approximately equal to 190 kilometers.
This problem is taken from the UKMT Mathematical Challenges.