Quick questions on Conditional probability and the probability rules - NY Regents Algebra II

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?

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P(A) = 0.3

P(B) = 0.5

, and the events are mutually exclusive. Find

P(A \text{ or } B)

. [1 credit]

What is q2?

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Of 40 people, 10 like both tea and coffee, and 25 like coffee. Find

P(\text{tea} \mid \text{coffee})

. [2 credits]

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