112 Answered Questions for the topic Permutations

10d

#### How many circular arrangements for 4 boys and 4 girls are possible if three boys cannot sit together?

How many circular arrangements for 4 boys and 4 girls are possible if three boys cannot sit together? Also assume that any two of these three boys cannot sit together.

18d

#### Permutation Probability Question

a) From a deck of 52 cards, what is the probability of getting 3 aces followed by 2 jacksb) what is the probability of getting 3 aces AND 2 jacks

10/07/19

#### Five cards are selected from a 52-card deck for a poker hand.

A royal flush is a hand that contains the A, K, Q, J, and 10, all in the same suit. What is the probability of being dealt a royal flush?

05/15/19

#### probability and permutations

The 10 letter tiles S A C D E E M I I and O are in a bag. What is the probability that the letters S A M E will be drawn from the bag in that order?

04/17/19

#### Statistics - Combos/Permutations

License plates in your state have 3 letters followed by 3 numbers. But in order to avoid confusion with the numbers,letters "I" and "o" are not used. How many different possible license plates can...
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04/12/19

#### GRE quant question (hard)?

"I got this question from the GRE book.
Central state college has three sections of Math 102. If four students, Bill, Jill, Phill, and Will decide to transfer from Math 101 into Math 102, in how...
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03/28/19

#### GRE Permutation and geometry question?

How many heptagons can be drawn by joining the vertices of a polygon with 10 sides?

03/26/19

#### GRE Permutation and geometry question?

Are there are formula showing relation between diagonal and no of sides of a polygon?

03/15/19

#### Combination GRE problem 25?

An appliance's model number consists of three alphanumeric characters. The first character must be one of 24 permissible letters of the alphabet. The next character is numeric, a digit from 1 to 9....
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03/14/19

#### GRE Permutation and geometry question?

Are there are formula showing relation between diagonal and no of sides of a polygon?

03/05/19

#### Permutations 0f Four Tiles

How many permutations can you make with 4 different sided square tiles in a 2x2 grid

02/01/19

#### Social Security Number- Permutation?

A social security number consists of nine digits in a particular order, and repetition of digits is allowed. After seeing the last 4 digits printed on a receipt, if you randomly select the other...
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01/22/19

#### Find number of possible groups of 6 sets of 4 different variables without duplicate variables within a set.

Starting with 24 variables A,B,C,...X. Trying to come up with as many sets of 4 variables, using all 24, as in 6 groups of 4 variables, without having any 2 variables in the same set twice. So,...
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01/15/19

#### Three bands are going to play in a concert.In how many different orders can the bands play?

11/14/18

#### Permutations with restrictions

Five cows and one set of twin calves can be housed separately in a row of seven stalls in 7p7 ways. Find how many arrangements for:(a) the two calves are not in adjacent stalls(b) the two calves...
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09/18/18

#### Rearranging Words Without Replacement

Irving wants to rearrange the letters in turkey without replacement. How many ways can he rearrange them with 't' being first and 'u' being second? Please show work. Thanks :)

08/06/18

#### How many 3-letter orderings, where no letter is repeated, can be made using the letters of the word GATORS?

How many 3-letter orderings, where no letter is repeated, can be made using the letters of the word GATORS?
Thank you!

06/07/18

#### A 5 digit number cannot repeat and is made using the digits 0 - 6. What is the probability the number is at least 30,000?

I believe this would be a permutation but I'm not sure how to do it.

06/07/18

#### Your iPad has a 4 digit passcode. How many different passcodes are possible, if the digits can repeat?

I got 210 but my teacher said that was incorrect. What am I doing wrong?

06/07/18

#### Three girls and four boys are in a preschool class. Determine the number of ways the children can be arranged if a girl is always the line leader?

This question is in my permutation and combination hw but I'm not sure how to do it.

05/27/18

#### Combinations with equal amount of e’s and o’s

I have a follow up. How would I calculate the e and o combinations that have an equal amount of e’s and o’s in any combination for example with 2 to the forth power there are 16 combinations but...
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05/26/18

#### Permutations with equal amount of e and o

I have a follow up. How would I calculate the e and o combinations that have an equal amount of e’s and o’s in any combination for example with 2 to the forth power there are 16 combinations but...
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04/04/18

#### This is confusing, please help

How many codes with five letters can be made from the letters ofD R A G O N F L Yif the first and last letters have to be vowels and each letter can only be used at most...
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