Suppose that 55% of all adults regularly consume coffee, 45% regularly consume carbonated soda, and 70% regularly consume at least one of these two types of drinks.   2.1 What is the probability that a randomly selected adult regularly consumes both coffee and soda?                   2.2 What is the probability that a randomly selected adult doesn’t regularly consume at least one of these two products?                           2.3 What is the probability that a randomly selected adult regularly consumes coffee but does not regularly consume soda?

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