Lesson: Probability of Complementary Events

In this lesson, we will learn how to find the probability of complementary events.

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Sample Question Videos

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Worksheet: 25 Questions • 3 Videos

Q1:

A bag contains 4 red, 3 green, 5 blue, and 9 yellow marbles. If a marble is randomly chosen from the bag, what is the probability of choosing a marble which is not blue?

Q2:

The probability that a student passes their mathematics exam is 0.73. What is the probability that they fail?

Q3:

Suppose is an event with probability . Determine .

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