I need correct solution not copied  How many distinct ways can we put kings on a 9 x 9 chessboard such that there are exactly 2 kings per row, and exactly 2 kings per column, and such that no king is within attacking distance of another?

Q: Assune that you have a committee of 12 members, made up of 3 men and 9 women. In how many ways can…

A: Given, 12 members in the committee, made up 3 men and 9 women  To find the number of ways 3 tasks be…

Q: In an apartment complex with 11 mailboxes in how many ways can a mail carrier distribute 11 letters…

A: Consider the given information.

Q: A pharmaceutical company is going to issue new ID codes to its employees. Each code will have three…

A: The employee ID of the company will have 3 letters followed by 1 digit. It is given that the letters…

Q: A car company is going to issue new ID codes to its employees. Each code will have one digit…

A: Given that there are 25 letters and 7 digits. Each code will have one digit followed by four…

Q: There are 100 students at a swim meet. Every 3rd finis in the race receives a medal. Every 5th…

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Q: Q/22 A college planning committee consist of 3 freshmen, 4 sophomores, 5 juniors, and 2 seniors.…

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Q: 3. Using the digits 1, 2, 3 and 4, how many 4 digit numbers can be formed if a) The first digit must…

A: here use counting principle  for combination nr =  n! (n- r)! × r!

Q: There are 16 seniors and 20 juniors in a particular social organization. In how many ways can 2…

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Q: Jeremiah has six boxes of six different sizes. Four boxes are taken at a time and arranged in…

A: Given that, Jeremiah has six boxes of six different sizes. Four boxes are taken at a time and…

Q: How many ways can the letters be arranged? If each letter is distinct (that is, each letter E is…

A: Consider the letters of the word ELEEMOSYNARY Total 12 letters E occurs 3 times Y occurs 2 times…

Q: How many ways can you get we get a 2 digit passcode if zeros are not allowed?

A: If zero is not allowed, The number of available digits is 9 (1,2,3,4,5,6,7,8,9)

Q: 1.Given that 800 people are surveyed, 500 watch sports, 400 watch reality shows, and 220 watch both,…

A: Total people = 800 Sports = 500 Reality shows = 400 Both = 220 People that watch only sports = total…

Q: A department store wants to send codes for $15 off a $75 purchase to the subscribers of its e-mail…

A: Given Information:  There are 23 letters to be used and 10 digits to be used to create a code To…

Q: A dinner club has 30 members. At a particular dinner, every club member gets to order exactly 3…

A: There are total 30 members, and each member gets to order exactly 3 different items. Thus, the total…

Q: Using only the digits { 1, 2, 3, 4, 5, 6} how many three digit numbers can be formed under the…

A: The first digit has 4 options which are, 1, 2, 3, 6. The second digit can have 5 options (one option…

Q: Show complete solution In how many ways can 5 boys and 5 girls be seated in row of 10 chairs a)…

A: "Since you have posted a question with multiple subparts, we will solve first 3 sub-parts for you.…

Q: A company has 10 different warehouses for storing their inventory. They will be storing 100…

A: Given:-             A company has 10 different warehouses for storing their inventory. They will be…

Q: A pharmaceutical company is going to issue new ID codes to its employees. Each code will have three…

A: Total answers posted by the expert is: 875   Number of ways to select the first letter  = 24 Number…

Q: A technology company is going to issue new ID codes to its employees. Each code will have two…

A: Given that there are 23 letters and 8 digits. And repetition of letters is allowed. Each code will…

Q: How many three-digit numbers are possible under each condition? (a) The leading digit cannot be zero…

A: We know that 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 are digits in the number system.

Q: Four married couples have bought 8 seats in the same row for a concert. In how many diff ways can…

A: Given: Four married couples have bought 8 seats in the same row for a concert.

Q: Current rules for telephone area codes allow the use of digits​ 2-9 for the first​ digit, and​ 0-9…

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Q: How many three-digit numbers are possible under each condition? (a) The leading digit cannot be…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: One company has 700 employees. Prove there are at least two employees that have the same initials.…

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Q: A password for a website consists of 5 characters. The first 2 characters are digits. The other 3…

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Q: 5. Michael wants to create password consisting of four letters followed by three digits. He wants…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Five balls needs to be placed in three boxes. Each box can hold all the five balls. In how many ways…

A: 5 balls and three boxes No. Of ways to placed the balls =?  By which no box remain empty * all balls…

Q: A company produces 5 different types of cookies. a) How many different boxes with 12 cookies is…

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Q: 10 people are in a club. How many ways are there to form a committee consisting of members of the…

A: 1. Number of ways to form a committee consisting of members of the club such that the committee has…

Q: (b) A password consists of 5 letters followed by 4 digits. How many passwords are possible if: (i)…

A: We have to calculate how many password is possible for each case .

Q: Licenses plates in a particular state are to consist of 3 digits followed by 2 uppercase letters.…

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Q: 5. Four married couples have bought 8 seats in the same row for a concert. In how many. different…

A: a). The number of possible permutations of n object is n!. So, the number of permutation for 8…

Q: a) how many 16 letter-words are there where it only contains A exactly 7 times c) how many 16…

A: Combinations are used to perform mathematical calculations when the ordering of selection is not…

Q: License plates in a particular state are to consist of 3 digits followed by 2 uppercase letters. How…

A: no.of digits=10  (0 to 10)no.of uppercase letters=26   (A to Z) 9 ways fill it (0 , 2, 3...10) 9…

Q: The principal wants to have a teacher committee on non-semestering. There are 11 secondary teacher…

A: Determine the number of ways that the principal can form a committee of 5 if there must be at least…

Q: A jar is to be filled with 100 jelly beans. There are five varieties of beans to choose from and we…

A: As per given by the question,  The total number of jelly beans that is filled in the jar is 100.…

Q: b) 1 red, 1 blue, 1 black, 1 yellow and 1 white car are all waiting at the traffic lights behind…

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Q: A company produces 4 different types of cookies. a) How many different boxes with 10 cookies is…

A: Follow the steps.

Q: An oil company is going to issue new ID codes to its employees. Each code will have one letter,…

A: Given Each code will have one letter, followed by one digit, followed by three letters. The letters…

Q: How many ways can 120 identical packages be loaded into 10 delivery trucks where some trucks may…

A: There are n identical packages that must be loaded into 10 trucks in such a way that there are no…

Q: There are only seven seats in a van. One of the seats is modified to fit only a baby and one is the…

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Q: Assume that X={A,F,G,D,C} and Y={6,1,4,2,3}. A code consists of 4 different symbols selected from X…

A: X={A,F,G,D,C} Y={6,1,4,2,3}. Selwct 4 from x without replacementfollowed by 2 from y with…

Q: There are four boys and four girls at a party. In how many ways can they be seated in a row if they…

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Q: How many 2-letter code words can be formed from the letters K, U, I, A if no letter is repeated? If…

A: Given that Letters formed = K, U, I,A

Q: Five balls needs to be placed in three boxes. Each box can hold all the five balls. In how many ways…

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Q: 6. Suppose you need to enter a 4 digit code to enter a room. (a) How many such codes exists if…

A: Question: Suppose you need to enter a 4-digit code to enter a room, find (a) the number of codes in…

Q: An employee group requires 6 people be chosen for a committee from a group of 16 employees. The…

A: Given that Number if people in the Human Resources=5 The committee requires that exactly 2 people…

Q: Your student email account requires you to choose a password of 4 letters followed by 1 of the…

A: We have to find no. of ways to arrnage given data.

Q: Using the digits 1, 2, 3 and 5, how many 4 digit numbers can be formed if a) The first digit must be…

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Q: A  True-False    quiz  contains  five   questions  .  In  how  many  ways   can  a  student…

A: