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Mathematics, 24.05.2020 04:02 look26goingjbgy

Population About 30% of the U. S. population is under 20 years old. About 17% of
the population is over 60. What is the probability that a person chosen at random is
under 20 or over 6Q?

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Population About 30% of the U. S. population is under 20 years old. About 17% of
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