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CAIE IGCSE Mathematics Extended E8.1.4 Understand That the Probability of an Event Not Occurring 1 The Questions

Practise Extended CAIE IGCSE Mathematics by applying the complement rule to calculate and interpret probabilities of events not occurring.

Syllabus
2028–2030
Course
Mathematics 0580
Level
Extended

Exam points

  • Identify the complement of an event and use the complement rule P(not A) = 1 − P(A).
  • Calculate probabilities of events not occurring from the probability of the event occurring.
  • Apply complement probabilities to compound situations while preserving the stated sample space and interpretation.

CAIE IGCSE Mathematics Extended E8.1.4 Understand That the Probability of an Event Not Occurring 1 The Questions question 1

[Maximum number: 1]

On any day, the probability that the weather will be sunny is 0.7 .

Find the probability that on any day the weather will not be sunny.

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