Currently viewing the tag: "Probability"
In front of you there are 20 envelopes.
Eight of the envelopes each contain 5 blue and 3 red sheets of paper.
The other 12 envelopes each contain 6 blue and 2 red sheets of paper.
You choose one envelope at random. Then you choose a sheet of paper from it at […]
This collection of 6 games gives practice in addition, subtraction, multiplication and division of whole numbers and you can easily adapt them to include negative numbers and decimals. To win these games you will need to understand place value and how the calculations work and be able to estimate the results of calculations. These […]
A container holds 4 yellow balls, 2 blue balls and a red ball. The balls are identical in all ways except colour. When you shake the container the balls settle into a hexagonal pattern as shown in the diagram.
You win if two blue balls touch.
How many different ways can […]
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