123 Answered Questions for the topic Permutations

Permutations

07/09/17

#### Generating permutations with some control of output

I want to generate permutation of large number and also control the outputs. Forexample, permutation 10 numbers (1,2,3,4,5,6,7,8,9,0). Since the output will be large, I want to be able to put...
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Permutations

06/15/17

#### How many arrangements of the prime factors of 7560 are possible if they are written out in full. Of these, how many have the factors arranged in ascending order

I have been stuck on this for a while now

Permutations

06/15/17

#### In how many ways can three people be accommodated in five rooms if they don't mind sharing?

The answer is 125 if that helps

Permutations

06/15/17

#### In how many ways can the letters of the word JACARANDA be arranged in a circle if, The A's and the consonants are grouped together?

The answer is 120 if that helps

Permutations

06/15/17

#### How many ways can the letters of the word JACARANDA be arranged in a circle if the A's must be together

The answer is 30 if that helps

04/28/17

#### Probability (permutations)

A family consists of a mother, a father, 2 girls and 2 boys. How many different ways can they be arranged in a line if the boys are together and the girls are not?
I have no idea how to...
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04/18/17

#### Permutations and Combinations (Pt 2)

Hi! Just as a follow up question that I don't understand (and if someone could explain how this works)1) There are 2 red and 4 green identical marbles arranged in a line. How many different...
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Permutations

04/12/17

#### there are 180 people at a meeting . They each gave a Valentine's Day card to everyone else. How many cards were given?

find the number of possibilities in each scenario

Permutations

03/02/17

#### in how many ways can five examinations be scheduled in a week so that no two examinations are scheduled on same day considering sunday as a holiday

Permutations
in how many ways can five examinations be scheduled in a week so that no two examinations are scheduled on same day considering sunday as a holiday

Permutations Combinations

02/24/17

#### How many arrangement can be made from letters v,w,x,y,z taking all letters at a time if v must be second and z can never be last

How many arrangement can be made from letters v,w,x,y,z taking all letters at a time if v must be second and z never be last

Permutations

02/19/17

#### How many arrangement can be made from letters v,w,x,y,z taking all letters at a time if v must be s

With solutions

02/12/17

#### How many possible different lists out of given subjects

It's a college task. I Know how to find permutation of numbers, letters etc., but this is completely different. Here's the task :
A Student is studying in a university. All study modules...
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#### Permutation Problem

Three boys and three girls are standing in a single file line. Find the probability that the boys and girls will alternate.

Permutations

11/15/16

#### passwords on a certain website can have four to eight characters.

Any password can have at most one digit on this website. repetitions are allowed. how many four-character passwords are possible

Permutations

11/11/16

#### Math permutations & Combinations

Evaluate the expression. C(10, 8) · C(9, 7)C(11, 7)

Permutations

11/11/16

#### Simplify permutations

Evaluate each expression.P(15, 0)Part 1 of 1Use the formula for permutations and simplify.P(n, k) = n!(n − k)!P(15, 0) = 15!− 0! = 15!! =

Permutations

11/07/16

#### Principle of Counting

Slips of paper marked with the numbers 1, 2, 3, and 4 are placed in a box. A slip is drawn and set aside, its number is recorded, and then a second slip is drawn. Write a sample space with equally...
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Permutations

11/07/16

#### Permutation/Principle of counting

Secretary/manager assignments--From a pool of 7 secretaries, 3 are selected to be assigned to 3 managers, 1 secretary to each manager. In how many ways can this be done?

Permutations

11/07/16

#### Telephone Number Permutations

Using the fundamental principle of counting or permutations how many 7 digit telephone numbers are possible if the first digit cannot be 0 and
A. only odd digits may be used.
B. the telephone...
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Permutations Math

09/05/16

#### You are dealt 4 cards. How many ways can you be dealt 2 jacks and 2 tens?

You are dealt 4 cards. How many ways can you be dealt 2 jacks and 2 tens?

#### You are dealt 6 cards. How many ways can you be dealt 1 heart and 5 clubs?

You are dealt 6 cards. How many ways can you be dealt 1 heart and 5 clubs?

Permutations

08/08/16

#### Find the difference

AnB =0 , and difference between proper subsets of A and proper subsets of B =496
Find the subsets of A

Permutations

06/21/16

#### confused as to what formula i should use

A committee of six people is formed to investigate connections between business and the education system. It consists of people chosen from 5 students, 8 teachers, 5 Principles, 10 parents, 4...
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06/03/16

#### Combination Problem

A word of 16 letters is selected: ALMOSTIMPOSSIBLE
a) How many different words are possible if the first and last letters are the same?
b) How many different words are possible if A,L and M...
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