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A student council consists of 12 girls and 8 boys. To form a subcommittee, 4 students are randomly selected from the council. Determine the probability

A student council consists of 12 girls and 8 boys. To form a subcommittee, 4 students are randomly selected from the council. Determine the probability in favour of 3 girls and 1 boy being on the subcommittee. Show your work.

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