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Visit your local library: On a recent Saturday, a total of 1229 people visited a local library. Of these people, 232 were under age 10,

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Visit your local library: On a recent Saturday, a total of 1229 people visited a local library. Of these people, 232 were under age 10, 465 were aged 10-18, 160 were aged 19-30, and the rest were more than 30 years old. One person is sampled at random. (a) What is the probability that the person is less than 10 years old? (b) What is the probability that the person is more than 10 years old

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