Edexcel IGCSE Math A 6.3.C basic probability calculations

Practise probability-calculation questions by forming favourable over total, then solving for missing counts when the probability is given.

Exam points

Calculate probability from favourable outcomes divided by the total number of outcomes.
Work backwards from a probability to find a missing number of counters, cars or items.
Compare probabilities across bags, boxes or spinners after converting to common values.

[Maximum number: 1]

Fred has a fair six-sided dice and a fair spinner.

Fred throws the dice once.
He spins the spinner once.
The total score is the sum of the number the dice lands on and the number the spinner lands on.

Find the probability that the total score is 2

\frac{1}{24}

B1 oe ft table.

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