There is a 60% chance that your math teacher will give a pop quiz tonight, and due to the fact that you have a soccer game, there is a 85% chance you will not be able to do your math homework. You decide that you will not do the homework if the probability of there being a pop quiz and your not doing the homework is greater than 80%. What is the probability of there being a pop quiz and your not doing your homework?

Question

Mathematics

Louis Avila

17 May, 16:54

There is a 60% chance that your math teacher will give a pop quiz tonight, and due to the fact that you have a soccer game, there is a 85% chance you will not be able to do your math homework. You decide that you will not do the homework if the probability of there being a pop quiz and your not doing the homework is greater than 80%. What is the probability of there being a pop quiz and your not doing your homework?

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Answers (1)

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Peter Baxter · Answer 1

Probability of Quiz = 0.6

Probability of Not doing homework 0.85

Probability of both event happening = P1 * P2 = 0.51

The probability of there being a quiz and you not doing the homework is 51%