Mathematics, 14.07.2019 07:30 sneckoencko
James lives in san francisco and works in mountain view. in the morning, he has 3 transportation options (bus, cab, or train) to work, and in the evening he has the same 3 choices for his trip home. if james randomly chooses his ride in the morning and in the evening, what is the probability that he'll take the same mode of transportation twice? how do you do it? ?
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