Explore the properties of matrix transformations with these 10 questions.
In 1% of cases, an HIV test gives a positive result for someone who is HIV negative. How likely is it that someone who tests positive has HIV?
Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
There are sixteen teddies in Teddy Town - four red, four blue, four yellow and four green. There are also sixteen houses, four of each colour. Can you put them on the map of Teddy Town according to the rules?
