(a) books of the same subject have to be next to each other; (b) only the math books have to be next to each other; (c) there has to be a math book at each end.

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A: Then,

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A: Number of ways of selling two small shirts is 2! = 2 Number of ways of selling three medium shirts…

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Q: Suppose that there are 9 female and 12 male students in a classroom. How many different 5-member…

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Q: Suppose that there are 9 female and 12 male students in a classroom. How many different 5-member…

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Q: Suppose a library has at least 6 copies of mathematics book, at least 6 copies of a physics book,…

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Q: In how many ways can a subcommittee of eight be chosen from a Senate committee of seven Democrats…

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Q: Suppose 34% of students chose to study German their junior year, and that meant that there were 272…

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Q: Suppose there are 14 freshman, 13 sophomores, 15 juniors, and 17 seniors running for the offices of…

A: There are 14 freshman, 13 sophomores, 15 juniors and 17 seniors.

Q: From the digits 0, 1, 2, 3, 4, and 5, how many 3-digit numbers can be formed if digits may be…

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Q: How many committees of 4 can be made from a group of 20 republicans and 15 democrats if at least 1…

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Q: A computer programming team has 17 members. Suppose nine team members are women and eight are men.…

A: 1] There are 17 members in the team 2] Out of which 9 team members are women and 8 are men

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A: Given a committee of 3 men and 2 women can be formed from a group of 10 men and 9 women.