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One award among three candidates

One award among three candidates

Secondary 4
3 marks

Ahmad, Bala and Chloe are among the candidates for one Best Speaker award. Only one award is given. The probabilities that Ahmad, Bala and Chloe win it are \(0.3\), \(0.25\) and \(0.2\) respectively. Find the probability that

  1. one of the three wins the award,[1]
  2. none of the three wins the award,[1]
  3. neither Ahmad nor Bala wins the award.[1]

Solution:

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Answer:(a) \(0.75\) (b) \(0.25\) (c) \(0.45\)

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