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Chemistry, 17.03.2022 01:50 martinez6221

The general election is today, and volunteers are organizing the ballots. Depending on the part of the city in which a citizen lives, he or she receives a different ballot. The types of ballots consist of RED ballots numbered 1, 2, 3, 4 and BLUE ballots numbered 1, 2, 3, 4 Let R be the event of drawing a red ballot, B the event of drawing a blue ballot, the event of drawing an even numbered ballot, and the event of drawing an odd ballot

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