problem

### Fruity Totals

In this interactivity each fruit has a hidden value. Can you deduce what each one is worth?

problem
###
Fruity Totals

In this interactivity each fruit has a hidden value. Can you deduce what each one is worth?

problem
###
Multiplication arithmagons

Can you find the values at the vertices when you know the values on the edges of these multiplication arithmagons?

problem
###
Graphs of changing areas

Use graphs to gain insights into an area and perimeter problem, or use your knowledge of area and perimeter to gain insights into the graphs...

problem
###
Which is bigger?

Which is bigger, n+10 or 2n+3? Can you find a good method of answering similar questions?

problem
###
Which is cheaper?

When I park my car in Mathstown, there are two car parks to choose from. Can you help me to decide which one to use?

problem
###
Packing Boxes

Look at the times that Harry, Christine and Betty take to pack boxes when working in pairs, to find how fast Christine can pack boxes by herself.

problem
###
Cobalt decay

Investigate the effects of the half-lifes of the isotopes of cobalt
on the mass of a mystery lump of the element.

problem
###
LCM Sudoku II

You are given the Lowest Common Multiples of sets of digits. Find
the digits and then solve the Sudoku.