Mathematics 0580 · IGCSE · Introduction to probability

Introduction to probability — practice question

Regan is taking part in a game that uses these six number cards: $-3, -2, 2, 3, 5, 7$.
(a(i))[3]

Find the probability that the score is 35.

(a(ii))[3]

Find the probability that the score is a positive number.

(b)[4]

Find the probability that her total is 5.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Working: $2\times\dfrac{1}{6}\times\dfrac{1}{5}$” …

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