Suppose you wish to arrange 2 math books, 5 chemistry books, and 4 history books on a single bookshelf. In how many ways can this be done? In how many ways can this be done if the math books must come first, then the chemistry books, and finally the history books? In how many ways can this be done if all of the books of the same subject must be kept together?

Q: A baseball collector has 29 game balls from her times attending various baseball games. She wants to…

A: Given that, A baseball collector has 29 game balls from her times attending various baseball games.

Q: In each of the parts below, the coins available are half-dollars, quarters, dimes, nickels, and…

A: Note: According to bartleby we have to answer only first three subparts please upload the question…

Q: A team of 7 players is to be selected from a group of 13 people. In how many ways can this be done?

A: Given data  A team of 7 players is to be selected from group of 13 people No of ways can be this…

Q: 20 professors are having a tea party, 6 physicists and 14 mathematicians. To prepare, they need to…

A: From given data we have : 20 professors are having a tea party, 6 physicists and 14 mathematicians.

Q: There are 3300 students at Northwestern High School and 1/4 of these students are juniors. If 3/5 of…

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Q: You have 3 science books, 2 language books, and 4 philosophy books. In how many ways can they be…

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Q: Student Painters, which specializes in painting the exterior of residential buildings, has nine…

A: The number of ways r items can be selected from n different items is equal to C(n,r) . The formula…

Q: Janice jogs every 4 days and Jennifer jogs every 3 days. If today is a Tuesday and Janice and…

A: Given, Janice jogs every 4 days and Jennifer jogs every 3 days. Today is a Tuesday and Janice and…

Q: A group of 18 people have gotten together to play baseball. They will divide themselves into two…

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Q: 10. There are 11 women and 9 men in the math department. (a) How many ways can a committee of 4…

A: The combination rule of counting is used when the order of selection does not matter. So the number…

Q: Six math books, four physics books and three chemistry books are arranged on a shelf. How many…

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Q: Suppose you have 11 books and you randomly pick 4 to take on vacation with you. How many ways can…

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Q: If Joe only has room for 2 of his 6 flags on his flagpole, how many different ways can they be…

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Q: there are 6000 students at mountain high school and 3/4 of these students are seniors,if 2/3 of the…

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Q: If there are 5 ways to perform task A and 6 ways to perform task​ B, then how many ways are there…

A: Given information No of ways to do task A = 5 No of ways to do task B = 6