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Practice Questions and Resources
Everything you need to master this topic.
Key Points
Used to find the total number of possible outcomes.
Multiply the number of choices for each stage.
The choices must be independent.
There is no need to list every outcome.
Useful for arranging objects, choosing outfits and counting combinations of options.
Keywords: product rule for counting, counting principle, total outcomes, combinations, arrangements, GCSE probability.
Step-by step tutorial
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