Imagine a room full of people who keep flipping coins until they get a tail. Will anyone get six heads in a row?
Can you find the hidden factors which multiply together to produce each quadratic expression?
When two closely matched teams play each other, what is the most likely result?
Is it the fastest swimmer, the fastest runner or the fastest cyclist who wins the Olympic Triathlon?
How can we make sense of national and global statistics involving very large numbers?
Match the cumulative frequency curves with their corresponding box plots.
Can you work out the dimensions of the three cubes?
What is the largest number which, when divided into these five numbers in turn, leaves the same remainder each time?
A mother wants to share some money by giving each child in turn a lump sum plus a fraction of the remainder. How can she do this to share the money out equally?
Many numbers can be expressed as the difference of two perfect squares. What do you notice about the numbers you CANNOT make?
