Question: Hello - can you help me understand how to work on to get answer for question c below? Assume that you want to choose exactly

Hello - can you help me understand how to work on to get answer for question c below?

Assume that you want to choose exactly two out of three courses: STA, PHY, and BIO such that you choose STA with probability 0.625, PHY with probability 0.625, and STA and PHY together with probability 0.25.

(a) What is the probability that you choose BIO?

(b) What is the probability that you chooses either STA or PHY?

(c) What is the probability that you choose STA given that you chose PHY?

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