Mathematics 4024 · O Level · Introduction to probability

Introduction to probability — practice question

Rowena spins two fair spinners, and each spinner is labelled 1 to 4. Her score is the product of the two numbers shown.
(a)[2]

Complete the table showing the possible scores.

(b)[1]

Find the probability that Rowena’s score is below $4$.

(c)[2]

Find the probability that Rowena’s score is an even number. Give your answer as a fraction in its lowest terms.

(d)[2]

Phoebe claims that Rowena’s score is more likely to be a square number than a factor of $6$. Is she correct? Show your working.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: Accurate table entries

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