Monday

August 3, 2015

August 3, 2015

Number of results: 109

**math permutations**

how many distinguishable permutations are there of the letters in the word effective
*January 28, 2013 by mary*

**Math**

Find the probability that if the letters of the word "parallel" are randomly arranged that the L's will not be together. In class, I'm studying permutations and combinations. The solutions stated the no. of permutations where 3 L's are together is 6!/2!. Could you please ...
*October 11, 2012 by Candice*

**statistics **

15. The probability that a recently offered stock by a technology company will double in value within the next three months is 90%. The conclusion regarding this probability estimate was reached based on the opinion of the experts in the technology field to which this stock ...
*June 30, 2015 by meri*

**Permutations**

What is the number of permutations for the words: QUEUE COMMITTEE PROPOSITION BASEBALL You can arrange it in any order. You can also arrange it into any order of the letters. You could use the math from FACTORIAL. I need an answer ASAP!!!
*April 10, 2014 by dddd47906 *

**Math**

Hi! Can someone check my answers? Thanks!! Directions: Tell whether the following questions are either permutations or combinations. 1.) Number of ways the Junior class can elect a committee of officers - President, Vice President, Secretary and Treasurer. (my answer: ...
*April 23, 2015 by Callie*

**Math**

Hi! Can someone check my answers? Thanks!! Directions: Tell whether the following questions are either permutations or combinations. 1.) Number of ways the Junior class can elect a committee of officers - President, Vice President, Secretary and Treasurer. (my answer: ...
*April 23, 2015 by Callie*

**alg2/trig**

I got this question wrong on my test, and I have to correct it :/ How many permutations are there of all the letters in the word "TEXAS" ? The answer to this part is 120, but I have no idea on how to solve the second part without having to write it all down. *How many of these...
*April 1, 2009 by Chris*

**permutations in math**

suppose 15 countries compete in an olympic event. gold, and silver,and bronze medals are awarded. how many different arrangements of winners are there if no country wins more than one medal in this event? show the work. thanks. 15 countries can get the gold 14 countries can ...
*April 9, 2007 by dillon*

**Finite Math**

Please help with this problem. In a student writing contest with 25 entries, 3 essays are selected for first, second, and third place awards and 5 are selected for honorable mention. How many ways can this be done? Thanks. Ok Gen, for the first place there are 25 choices, for ...
*July 25, 2006 by Gen*

**math ,correction**

Is this correct? consider determining how many possible phone numbers are in an area code (repeated numbers allowed) Is this a combination, a permutation, or neither? I think it would be a combination wouldn't it? Since there are ten number possibilities in each of the three ...
*July 13, 2007 by student*

**math**

how many distinguishable permutations are in the word MUSKETEERS?
*April 20, 2008 by Emily*

**math**

how many permutations are there for 4 numbers (0,2,3 and 5) adding up to 25 in 8 turns?
*February 7, 2011 by al*

**ALGEBRA**

how many permutations are there of the following word. mathematics
*November 16, 2011 by MONICA*

**math**

what is the number of distinguishable permutations of the word hippopotamus?
*October 18, 2008 by kendal*

**math**

Determine the number of permutations of the letter of the word "education"
*June 11, 2013 by michael*

**math**

Determine the number of permutations of the letters of the word "EFFECTIVE"
*June 11, 2013 by michael*

**Math**

Find the number of distinguishable permutations of the following letters: M, I, S, S, I, S, S, I, P, P, I.
*April 24, 2015 by Hailey*

**probability & statistics**

How many distinguishable permutations of letters are possible in the word COLORADO? is it 8!/3!?
*June 13, 2012 by Anonymous*

**permutations with identical items. **

how many four letter arrangements are there for the word Mattawa?
*January 23, 2014 by Anon*

**Math**

i need the answer to finding the number of three letter permutations of the letters l,s,u,v,r
*April 13, 2011 by Rory*

**GEOMETRY**

Let P=(p1,p2,
,p7) be a permutation of the integers 1,2,
7. For how many permutations P are all seven sums S1=p1,S2=p1+p2,
,S7=p1+p2+⋯+p7 not multiples of 3?
*March 21, 2013 by Anonymous*

**college Mathematics**

I am having problems with permutations what is 5P2 The answer I have is 20 am I wrong?
*April 26, 2013 by Carol *

**college math**

Explain permutations and combinations and the differences between the two. Use examples to illustrate.
*December 7, 2007 by Rose*

**math**

How many distinguishable permutations of letters are possible in the word? BASEBALL a. 20,160 b. 10,080 c. 5040 d. 40,320
*May 4, 2008 by Dana*

**math**

The number of distinguishable permutations that can be formed from the letters of the word PRINT is 120.ITS THAT TRUE or FALSE
*April 19, 2011 by Teii*

**algebra 2 (permutations & combinations)**

from a standard deck of 52 cards, how many different five-card hands can be drawn?
*April 10, 2013 by grace*

**math**

Write the number of permutations in factorial form. Then simplify. J K L M N O P 7! 720 8! 40,320 7! 49 7! 5,040 I think it is d.
*May 27, 2014 by luca*

**Algebra**

I am doing the amount of permutations in the word trigonometry. For the expression, I wrote 12!/2!2!2!. I got 968003200. Is this correct? If not, should I use parenthesese? Thanks
*January 30, 2009 by Caleb*

**Math permutations**

pi=(245)(1354)(125) 1) Write as a product of disjoint cycles. Ans: (14)(253) Is this correct? 2) Solve : pi^2, pi^5,pi^(-1) 3) What's the order of pi? and why?
*November 24, 2007 by Rick*

**algebra**

i need explanation how they solved this one the answer is provided: finding the number o fdistinguishable permutations. (15!)/(4!3!612!) = 6, 306,300
*August 11, 2008 by student*

**math**

-Find the number of distinguishable permutations of the given letters ``AAABBBCCC''. -If a permutation is chosen at random, what is the probability that it begins with at least 2 A's?
*September 27, 2012 by bballer*

**Liberal Arts Math **

Find the indicated value: a. 4C2 b. List all of the permutations of {a,b,c,d} when the elements are taken two at a time.
*September 29, 2012 by Dawn*

**Math**

How many distinct permutations of the letters of the word OTTAWA being and end with the letter T? I did 6!/2! :S but i get 360. I tried 6P2=30 I am getting it wrong... help please.
*March 3, 2011 by Jacob*

**math**

If you put all 720 permutations of the digits 1 through 6 in numerical order from least to greatest (ex. 123456, 123465 etc.) What would the 409 permutation be? How do I do it?
*October 8, 2007 by anonymous*

**MATH ELE.**

What is the difference between combination snd permutations in Elementary math??
*August 11, 2009 by TwG*

**statistics **

17. All three‐digit numbers that can be formed using the digits 1, 2, 3, 4, and 5 without repeating the digits are (a) 50. (b) 60. (c) 15. (d) 71. 18. One of the counting rules used to determine the total number of possible outcomes for experiments in which the order of ...
*June 30, 2015 by meri*

**maths**

simplify 8C5 The "C" stands for combinations ( like combinations and permutations )
*May 3, 2015 by Sarah*

**permutations and combinations**

Four men and four women are to be seated alternatively at a round table. In how many ways can this be done?
*January 2, 2006 by bb*

**Math: Permutations and Combinations**

Need a verification: Combinations of n items taken r at a time: C9n,r)= n!/(n-r)!*r! C(8,0) 8!/(8-0)!*(0)! = 8!/8!*0! = 0 or Answer is 0 or 1?
*August 28, 2009 by Dee*

**Algebra 2**

how do you do permutations??? distinguishable ex. Sweetwater would you put the total number of the letters on top and then put what is repeated on bottom???
*April 22, 2009 by Christina*

**algabra II**

does anyone have the answers to exam 00703600 inequalities, permutations, and probabilities i just need the part on graphing the inequalities
*September 29, 2010 by kay*

**Permutations/Combinations**

In how many ways can 5 men and 5 women be seated at a round table if two men must not sit together?
*February 27, 2011 by Newbie*

**maths**

Let P=(p1,p2,
,p7) be a permutation of the integers 1,2,
7. For how many permutations P are all seven sums S1=p1,S2=p1+p2,
,S7=p1+p2+⋯+p7 not multiples of 3? Details and assumptions A permutation is a rearrangement of the entire set of objects.
*March 22, 2013 by rita*

**math**

write the number of permutations in factorial form.then simplify. how many different ways can you and four of your friends sit in the backseat of a limousine? A)4!;24 B)4!;120 C)5!;120 D)5!;720
*June 5, 2014 by Jessica*

**Math**

We would like to test 3 different treatments on a particular type of plant. A worker at the local greenhouse will allow us to use 3 amoung 10 plants. *Note: Each treatment will be used on one and only one plant.* a) In how many different ways can we assign the plants to the ...
*September 27, 2006 by Lindz*

**Permutations**

A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be repeated. The number of possible passwords equals _____. A. 26*25*24+10*9*8 B. 26^3+10^3 C. 26^3*10^3 D.26*25*24*10*9*8
*July 16, 2012 by Tifini*

**Permutations**

A valid password on a Web site contains 3 letters (A-Z, 26 total), followed by 3 digits (0-9). Letters and numbers can be repeated. The number of possible passwords equals _____. A. 26*25*24+10*9*8 B. 26^3+10^3 C. 26^3*10^3 D.26*25*24*10*9*8
*July 16, 2012 by Anonymous*

**Math**

There is a test with 10 questions. Each question has a choice of three answers, but only one answer is correct. How many ways are there to fill out the test? By the way, we are learning combinations and permutations
*March 30, 2015 by Mike*

**Math**

For the three-letter set {R, S, T}, find the two-letter combinations. I realize that this deals with combinations and not permutations. I just do not understand how they want this done.
*May 8, 2010 by BWB*

**statistics permutations and combinations**

Selecting a committee: There are 7 women and 5 men in a department. How many ways can a committee of 4 be selected if there must be at least 2 women?
*November 15, 2011 by Celee *

**algebra**

using the letters in the word "MAGIC,", find the number of permutations that can be formed using 3 letters at a time A. 20 , B. 30 , C. 40, D. 60
*October 26, 2011 by tracy*

**Algebra II-Please help!!**

Please help-I'm really mixed up How do I find the permutations of the first 12 letters taken 3 at a time? I have a ton of these to do and really don't understand them at all-
*April 4, 2011 by Anna*

**Statistics**

4. An environmental agency will randomly select 4 houses from a block containing 25 houses for a radon check. a) How many total selections are possible? b) How many permutations are possible?
*June 11, 2013 by David*

**math **

How many different permutations can be created when anne, Becky,Carlo, dan and Esi line up to buy movie tickets, if Esi always stand behind becky?
*March 18, 2015 by akihito*

**Math**

In a deck of 52 cards, 3 cards are chosen. What is the probability that all three card are picture cards? (king, queen, jack) By the way, we are learning combinations and permutations. Help would be greatly appreciated!
*March 30, 2015 by Harry*

**HSPA Prep**

Marybeth is trying to remember her 4-letter password. All she remembers is that no two letters in her password are the same. How many different permutations are there if the combination of letters does not have to be an actual word?
*March 3, 2012 by Anonymous*

**Math**

Create two different situations: one in which you use combinations and one in which you use permutations. Include specific details and an explanation about what makes each situation either a combination or permutation.
*April 16, 2013 by Katie*

**Algebra help PLEASE? **

Create two different situations: one in which you use combinations and one in which you use permutations. Include specific details and an explanation about what makes each situation either a combination or permutation.
*April 14, 2014 by Aniston*

**MATH VERY URRRGENT!!!!!!!!!!!!!**

Create two different situations: one in which you use combinations and one in which you use permutations. Include specific details and an explanation about what makes each situation either a combination or permutation.
*April 8, 2014 by Connexus*

**Math**

8 runners are entered in the 1000 meter run. How many different first, second, and third place finishes could possibly occur? Is the answer 24? I think that would be a reasonable answer. Way low. I think 8*7*6=336 permutations
*December 14, 2006 by Tony*

**Math - Permutations**

How many different ways are there of arranging seven green and eight brown bottles in a row, so that exactly one pair of green bottles is side-by-side?
*November 5, 2006 by y helo thar*

**Statistics**

What is the probability of rolling a 10 with three dices. There are 6^3 = 216 possible permutations of throwing 3 dice. Of those possibilities, 27 add up to ten. They are: 1,3,6; 1,4,5; 1,5,4; 1,6,3; 2,2,6; 2,3,5; etc. up to ...6,2,2; 6,3,1 The probability of throwing 10 is ...
*July 5, 2007 by Niraj*

**statistics**

n youth corp have to stand in a row if all possible permutations;are equally likely. Fine the probability that 2 particular corp members stand side by side.
*June 28, 2013 by Shedrach*

**Math**

Create two different situations: one in which you use combinations and one in which you use permutations. Include specific details and an explanation about what makes each situation either a combination or permutation. Can you give me some sites to look at? Thank you
*April 13, 2015 by Dawn*

**Math HELP!**

1. Paul collects baseball cards. He has 10 outfielders, 7 pitchers, 3 managers, and 5 infielders. If he grabs a card at random, what is the probability that he will grab an outfielder card? a. 144 b. 216 c. 8 d. 72 2. If Hank flips one coin and rolls two dice, how many ...
*December 4, 2012 by JJ. *

**ACT**

In ACT math question do they ask boyt arithmetic sequence and series? Geometric sequence and series.Matrices. Permutations.
*March 28, 2012 by noorie*

**math**

find the number of permutations of 5 out of 9. then find 6 out of 6
*October 18, 2008 by amal*

**2 Math Questions?**

1. Paul collects baseball cards. He has 10 outfielders, 7 pitchers, 3 managers, and 5 infielders. If he grabs a card at random, what is the probability that he will grab an outfielder card? a. 144 b. 216 c. 8 d. 72 2. If Hank flips one coin and rolls two dice, how many ...
*December 4, 2012 by Shaquandala B.*

**Math**

We are working on permutations and combinations and the problem reads as follows: A deli offers its cheese sandwich with various combinations of mayonnaise, lettuce, tomatoes, pickles, and sprouts. 5 types of cheese are available. How many different cheese sandwiches are ...
*February 12, 2010 by nicole*

**math**

find the permutations one person select 4 books, 2 cds, 1 dvd from 10 books, 20 cds, and 5 dvd
*October 14, 2012 by ashford *

**Permutations**

1. 4! a.) 3 b.) 6 c.) 12 d.) 24****** 2. 5! a.) 25******** b.) 120 c.) 250 d.) 625 5. Five friends are having their picture taken. How many ways can the photographer arrange the friends in a row? a.) 150 b.) 100 c.) 120******* d.) 80 6. How would you apply the fundamental ...
*April 25, 2014 by Chloι*

**College Mathematics**

Counting principles and permutations. A social security number consists of 9 digits. How many different social security numbers are possible if repetition of digits is permitted. digits 0-9
*March 18, 2013 by slomomo*

**Gr.12 Data Management**

These 2 questions have to do with permutations answer to #1-26 answer to #2-3439 1. In how many ways can you form a 3 digit number, using only the digits of the number 21 150? 2. How many natural numbers less than 10 000 include at least one nine. please explain to me how you ...
*November 10, 2010 by nini*

**Data Management**

These 2 questions have to do with permutations answer to #1-26 answer to #2-3439 1. In how many ways can you form a 3 digit number, using only the digits of the number 21 150? 2. How many natural numbers less than 10 000 include at least one nine. please explain to me how you ...
*November 10, 2010 by Anonymous*

**Math**

3 animals need to be chosen. There are 3 tigers, 6 bears, and 4 dogs. Find the probability that: a) 1 tiger, 1 bear, and 1 dog are chosen b) 3 bears are chosen c) no tigers are chosen by the way, we are learning combinations and permutations. Thank you for your help!!!
*March 30, 2015 by Liam*

**Math**

In a mathematics olympiad there are 20 finalists. In how many ways can three equal prizes be awarded, assuming that two prizes cannot be given to one finalist? In how many ways can a first, second and a third place be awarded? (I understand that Permutations and Combinations ...
*January 17, 2011 by Jen*

**Data Management**

List all permutations of the elements of the set {+, -, *) List all subsets (combinations) of the elements of the set {+, -, *)
*December 20, 2006 by Raj*

**math**

Compute: The number of combinations of 8 elements taken 3 at a time. The number of permutations of 8 elements taken 3 at at time.
*May 17, 2012 by Hannah*

**Please help me**

How many permutations σ of the set {1,2,
,15} are there such that σ(1)=1,∣σ(n)−σ(n−1)∣≤2 for 2≤n≤15? Details and assumptions σ(n) denotes the nth position of the permutation.
*May 27, 2013 by Mathslover*

**Pre-Algebra [Permutations]**

1.A furniture store sells couches that are available in 3 different styles, 7 different colors, and 2 different sizes. How many different couches are available? - If I multiply all of these, would that give me the answer? If so, the answer would be 42. 2.In how many different ...
*June 25, 2009 by mysterychicken*

**Algebra II**

1) write an equation for a circle with the center (2,0) and radius sqrt 11 2) Find the common ratio in the geometric sequence : 7, -28, 112 .... 3) In a recursive formula, each succeeding term is formulated from the next term. a) true b) false 4) find the four corners of the ...
*May 18, 2011 by Bread*

**Maths**

These questions are about permutations and combination: Find the number of ways in which a class of 20 children can be divided into two groups of 6 and 14 if the class has a set of twins who are inseperable. (ans. is 21624) Four books are taken from a shelf of 18 of which 6 ...
*October 8, 2008 by Claire*

**Statistics**

A raffle is being conducted with 50 tickets to be sold - one per customer. There are three prizes to be awarded. If the four organizers of the raffle each buy one ticket, what is the probability that the four organizers win: a) all of the prizes? b) exactly two of the prizes c...
*July 3, 2009 by Sean*

**algebra 2**

A store sells rings with birthstones selected from the 12 different months of the year. The stones are arranged in a row. Part A: Mary wants a ring with a topaz, a sapphire, and a ruby set in a line. Write and evaluate an expression to show how many ways the 3 stones can be ...
*May 23, 2012 by jenny*

**Algebra II**

A store sells rings with birthstones selected from the 12 different months of the year. The stones are arranged in a row. Part A: Mary wants a ring with a topaz, a sapphire, and a ruby set in a line. Write and evaluate an expression to show how many ways the 3 stones can be ...
*May 27, 2012 by Sharon*

**Math**

1.how many different permutations can you make with the letters in the word s e v e n t e e n ? 2.a teacher has a set of 12 probelms to use on a math exam. the teacher makes different versions of the exam by putting 10 questions on each exam. how many different exams can the ...
*September 5, 2009 by Tuhin*

**Pre Calculus 12**

Im on the chapter of permutations/combinations/fundamental counting principle need help with 2 questions 1. emma is arranging her books in piles on her desk. she has 5 math books, 3 english books, and 4 science books. how many ways can she arrange them if she wants to keep the...
*January 18, 2013 by Shreya*

**Geometry**

The vertices of a regular 10-gon are labeled V_1, V_2, \ldots V_n, which is a permutation of \{ 1, 2, \ldots, 10\}. Define a neighboring sum to be the sum of 3 consecutive vertices V_i, V_{i+1} and V_{i+2} [where V_{11}=V_1, V_{12}=V_2]. For each permutation \sigma, let N_\...
*March 27, 2013 by Jason*

**Permutations**

I am having trouble with this maths problem: There are 8 people at a round table - 6 guests, 2 hosts. How many possible arrangements are there if the 2 hosts aren't allowed to sit next to each other. Thanks hint: sit the two host first, then let the guest find their seats. So...
*January 28, 2007 by Kevin*

**Probability (Pre-Calculus)**

A class is given a list of eight study problems from which five will be part of an upcoming exam. If a given student knows how to solve six of these problems, find the probability that the student will be able to answer: (a) all five questions on the exam. (b) exactly eight ...
*March 25, 2010 by Hailey*

**statistics **

26. The law of permutations, combinations, and filling slots are the counting rules used to (a) determine the total number of possible outcomes (b) determine all possible combinations of n objects from a total of N objects (c) determine the odds of winning a lottery (d) ...
*June 30, 2015 by meri*

**Algebra 2**

What is the determinant of -2 -3 5 0 15 How you get 15 Use the definition of a determinant. From the first column you take take the element that is in the position of a permutation of 1, from the second you take the element that is in the position given by the permutation of 2...
*February 6, 2007 by Devon*

**math - permutations with factorials**

Over the past week, an airline pilot was n Vancouver three days, Calgary two days, Whitehorse one day, and Winnipeg two days. a) How many different itineraries could the pilot have had? b) If you knew that the two days in Calgary were consecutive (a layover), how many ...
*April 9, 2010 by CL*

**Chemistry**

Sorry for posting this again, I dont know if the question was skipped or not, but I was just wondering if I could get some help on this... thanks. There are 3 known isotopes of Hydrogen and 3 stable isotopes of oxygen. How many types of water molecules would these produce? ...
*April 21, 2007 by Jessica*

**Statistics**

3 students will represent your school at a conference at the state capital. A drawing will be held to select the 3 representatives from a group of 5 finalsts. If you and your friend are both finalists, what are the chances that both of your names will be drawn? Is it 2 out of ...
*March 28, 2007 by Tony*

**math2**

Mary is moving and wants photos to remember her six friends. If pictures are taken so there is a shot of every possible pair of friends- including Mary, how many pictures will be take? Would one roll of 24 exposures be enough? 27 Mary is moving and wants photos to remember her...
*January 24, 2007 by Preston*

**Algebra2(check answers)**

Will someone please check my answers? 1)Ping is deciding what to choose for dinner from a menu. He can choose 1 of 4 pasta meals, 1 of 6 chicken meals, or 1 of 3 fish meals. How many ways can Ping choose a dinner meal? a)13<---- b)18 c)27 d)72 2) How many permutations are ...
*June 18, 2012 by Anonymous*

**Probability - Check**

Could someone check these answers for me. Thanks 1. (3x+y)^7 = 2187x^7 + 5103x^6y + 5103x^5y^2 + 8505x^4y^3 + 2835x^3y^4 + 567x^2y^5 + 63xy^6 + y^7 2. Eight people are boarding an airplane. Two have tickets for first class and board before those in the economy class. In how ...
*March 15, 2009 by Marin*

**Math: unting and permutations**

hi all, thanks in advance for the help How many even integers between 4000 and 7000 have 4 different digits? So, started by knowing "even integers" so know the last of the four has to be one of 2,4,6,8 or 0. (this might be the last part of this whole question i get right). so...
*October 25, 2008 by courtney's dad*

**Combinations and Permutations, Steve and Ms. Sue☺ **

1. Solve: 6C3 **120 720 20 240 2. Which is not a combination? choosing 3 toppings for your pizza **lining 3 students up in a row choosing 2 desserts from a tray of 10 choosing 5 students to represent a class of 30 3. How many ways can you choose 3 dishes from a menu of 8? 24 ...
*April 10, 2013 by Jman*