Probability

Probability

Secondary 4

Spinner A has three equal sectors labelled \(1,2,3\). Spinner B has four equal sectors labelled \(1,2,3,4\). Each spinner is spun once, independently.

  1. Draw a possibility diagram showing the product of the scores.

Find the probability that:

  1. the product is greater than \(6\);

  2. both spinners show the same number;

  3. the product is at most \(6\).

Solution:

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Answer:(a) See grid; (b) \(\frac14\); (c) \(\frac14\); (d) \(\frac34\)

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