Probability from Letter Possibility Diagrams

Probability from Letter Possibility Diagrams

Secondary 4

A letter is selected at random from each of the two words ‘SUN’ and ‘MOON’.

  1. Construct a possibility diagram showing all the possible outcomes.
  2. Find the probability that the two letters are
    1. not the same,
    2. vowels.

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Answer:(b)(i) \(\frac{11}{12}\) (ii) \(\frac16\)

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