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The Product Rule for Counting

A task has aaa options at stage one and bbb options at stage two. How is the total number of outcomes calculated?

A

Divide the options: a÷ba \div ba÷b.

B

Subtract the options: a−ba - ba−b.

C

Add the options: a+ba + ba+b.

D

Multiply the options: a×ba \times ba×b.

The Product Rule for Counting Flashcards

  1. GCSE
  2. /Maths
  3. /The Product Rule for Counting

Flashcards for Edexcel GCSE Maths The Product Rule for Counting, covering the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3. 20 cards, matched to the Edexcel GCSE Maths (1MA1) specification.

Flashcards