Question

Suppose that 50% of all adults regularly consume coffee, 55% regularly consume carbonated soda, and 45%...

Suppose that 50% of all adults regularly consume coffee, 55% regularly consume carbonated soda, and 45% regularly consumes both coffee and soda.

(a) What is the chance a randomly selected adult regularly drinks coffee but doesn't drink soda?


(b) What is the probability that a randomly selected adult consumes coffee, soda or both?


(c) What is the probability that a randomly selected adult doesn't regularly consume at least one of these two products?

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