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Mathematics, 10.04.2021 17:40 dundiedoo7196

At the school carnival, 50 sixth-grade, 30 seventh-grade, and 40 eighth-grade students bought tickets for the raffle. At the end of the night, Quincy draws out two names without replacement. What is the probability that she draws two-seventh-grade students? Please explain?

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At the school carnival, 50 sixth-grade, 30 seventh-grade, and 40 eighth-grade students bought ticket...
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