Rectangle PQRS has X and Y on the edges. Triangles PQY, YRX and XSP
have equal areas. Prove X and Y divide the sides of PQRS in the
A 1 metre cube has one face on the ground and one face against a
wall. A 4 metre ladder leans against the wall and just touches the
cube. How high is the top of the ladder above the ground?
Investigate how you can work out what day of the week your birthday will be on next year, and the year after...
Various sets of numbers add together to give a sum of 100:
The products of these sets are all different:
What is the greatest product that can be made from whole numbers that add up to 100?
Try using different starting numbers.
Can you find a strategy for splitting numbers so that you always get the largest product?
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