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Permutations and Combinations
Page 5
Questions (831)
Twelve people attend the first meeting of the Star Wars Club. They exchange e-mail addresses. How many exchanges take place?
4 answers
asked by
Anonymous
1,475 views
Determine the number of ways three trumpet players out of 6 are chosen for 1st chair, 2nd chair, and 3rd chair.
4 answers
asked by
hailey wood
1,442 views
The coach of a junior league baseball team must choose 3 players to play as fielders from 9 young people who have tried out. In
5 answers
asked by
Eugene
1,162 views
In a family of 5 children, how many different ways can you have 3 boys and 2 girls?
4 answers
asked by
Andrea
1,811 views
At a teacher’s conference on the first Saturday in November in Palm Springs, CA, 100
teachers meet in a large room. Each
4 answers
asked by
lily
841 views
In how many ways can the letters of the word EIGHT be arranged using only four of the letters at a time?
5 answers
asked by
Katie
1,826 views
In how many ways can the letters of MAHABHARAT be arranged so that
i) B n T are never together ii) M,A,T n H occurs at first four
4 answers
asked by
Anonymous
2,347 views
Nine cards are numbered 1, 2, 2, 3, 3, 4, 6, 6, 6.Three of the nine cards are chosen and placed in a line, making a 3-digit
4 answers
asked by
Raj
492 views
4 different letters are dropped on the floor and then inserted into four differently addressed envelopes. Find the probability
4 answers
asked by
James
737 views
how many bridge hands are possible containing 4 spaders, 6 diamonds , 1 club and 2 heart?
4 answers
asked by
jamie
1,201 views
In how many ways can 6 students be seated in a row of 6 seats if 2 of the students insists o sitting beside each other?
5 answers
asked by
jouana
3,064 views
There are 5 rotten apples in a crate of 25 apples. How many samples of 3 can
be drawn from the crate?
4 answers
asked by
Andrey L
1,179 views
25. Julia is casting a play with 3 lead roles. Five students have tried out for each part. As long as no students have tried out
4 answers
asked by
vincent
673 views
Assume that the student
has a cup with 15 writing implements: 8 pencils, 5 ball point pens, and 2 felt-tip pens.In how many ways
4 answers
asked by
carly
2,230 views
For students are randomly selected from a class of 25 to answer questions from reading assignment.
In how many ways the four be
3 answers
asked by
adrian
507 views
25. Seven students (Catherine, Jim, Jerome, Lucia, Lisa, Melinda, and Dave) are entered in a debate contest.
a) In how many ways
5 answers
asked by
Sukh
1,095 views
There are ten seniors and five juniors in the Math Club at Jefferson High School. In how many ways can a math team consisting of
4 answers
asked by
Hillary
1,793 views
How many possible phone numbers can we make out of XXX – XXXX, where X can be any number 0-9? with and without repetition.
4 answers
asked by
Anonymous
1,202 views
The members of City Council are to vote yes or no on each of seven issues. In marking a ballot, each councilor has the option of
4 answers
asked by
kitkat
1,515 views
A small aeroplane has 14 seats for passengers. The seats are arranged in 4 rows of 3 seats and a back
row of 2 seats . 12
3 answers
asked by
Raj
2,010 views
A small high school has 30 seniors, 20 juniors, and 10 sophomores. If 3 students are chosen from each class to be on a school
4 answers
asked by
sweetiepie
1,103 views
A company has 11 male and 10 female employees, and needs to nominate 2 men and 2 women for the company bowling team. How many
3 answers
asked by
Adam
1,199 views
Find the probability that if the letters of the word "parallel" are randomly arranged that the L's will not be together.
In
3 answers
asked by
Candice
1,458 views
A certain lottery has 29 numbers. In how many different ways can 6 of the numbers be selected? Assume that order of selection is
3 answers
asked by
Tian
1,965 views
Which expression would you use to figure out the number of ways you can arrange the letters in the word equation?
A. 8! B. 8P4 C.
3 answers
asked by
sss
221 views
A committee is to be formed consisting of 7 members from 8 parents, 5 teachers and the principal. How many ways can the
3 answers
asked by
PRIYA
1,069 views
A sociologist designs a 10-item survey. Each item asks for an opinion on a scale of 1 to 5.
How many different ways could a
3 answers
asked by
Courtney.
1,077 views
A student is given a reading list of ten books from which he must select four for an outside reading requirement. In how many
4 answers
asked by
Morgan
2,510 views
If a pizza could have some (or none) toppings out of cheese, pepperoni, ham, sausage, and mushrooms. How many different kinds of
2 answers
asked by
Anon
732 views
How many different ten digit telephone numbers contain four 2's, three 3s, and three 7s?
I tried sorting the numbers out in order
4 answers
asked by
Deval
2,783 views
In how many different ways can six of ten people be seated
in a row of six chairs? I don't have the answer, but from my rough
3 answers
asked by
Ray
1,744 views
in how many ways can advertising agency promote 12 items 6 at a time during 12-minute period of tv time
6 answers
asked by
jhom
1,555 views
There are 16 people at a party. They want to set up relay teams with exactly 3 people each. Can they do it? Explain.
6 answers
asked by
Phyllis
1,565 views
suppose that 3 digits are selected at random from the set S={1,2,3,4,5,6} and are arranged in random order. Find the probability
3 answers
asked by
allen
1,162 views
Find the # of possible choices for a 2 digit password that is greater than 19. Then find the # of possible choices for a 4 digit
3 answers
asked by
Kory
1,254 views
Ryan reaches into his gym bag for a pair of running shoes. If there are seven different pairs of shoes loose in the bag, how
4 answers
asked by
kitkat
685 views
katie is going to adopt kittens from a litter of 11. how many ways can she choose a group of 3 kittens?
3 answers
asked by
Leila
1,899 views
A box contains 5 red balls, 7 green balls and 6 yellow balls . In how many ways can 6balls be chosen if there should be 2 balls
4 answers
asked by
Mea liza
1,779 views
A school choir has 10 sopranos, 8 altos, 7 tenors and 5 basses. How many ways are there to select a barbershop quartet of two
3 answers
asked by
Karlie
441 views
How many Three digit numbers less than 600 can be formed from the digits: 2,3,5,6 & 8. W/ no repetitions allowed.
4 answers
asked by
Weaam
1,594 views
A school district has 2 teaching positions to fill and there are 8 applicants to choose from. How many different possibilities
4 answers
asked by
deanna
1,796 views
You are thinking of using some leftover ceramic tiles to make a decorative border for a patio. You have ten blue, four gold, and
3 answers
asked by
Rose
1,870 views
A women student is to answer 10 out of 13 questions. Find the number of her choices where
she must answer: (a) the first two
3 answers
asked by
Nipu
84 views
A club has 25 members.(a) How many ways are there to choose four members of the club to
serve on an executive committee? (b) How
3 answers
asked by
Nipu
60 views
find the no. of ways in which letters of the word ARRANGEMENT can be arranged so that 2A's and 2R's do not occur together?
3 answers
asked by
anoynomous
544 views
If a family has 4 children, in how many ways could the parents have 2 boys and 2 girls as children?
4 answers
asked by
KeKe
1,637 views
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
3 answers
asked by
Jacob
1,043 views
How many different seven-digit telephone numbers are possible if no number may begin with 0?.....the answer is 9,000,000 but I'm
4 answers
asked by
Celina
885 views
How many different ways can 50 player in the marching band be arranged in a rectangle arrangement
a) which number of player can
3 answers
asked by
Anonymous
417 views
How many different ways can a team of 2 men and 2 women be formed if there are 4 men and 5 women from which to select?
4 answers
asked by
Cici why
402 views
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Parent Categories (29)
Algebra
Basic Probability
Combinations
Combinatorics
Combinatorics and Probability
Combinatorics, Sub-sub-category: Permutations and Combinations.
Counting and Combinations
Counting and Combinatorics
Counting and Probability
Counting methods
Counting Principles
Counting problems
Counting Rules
Counting/Combinatorics
Geometry
Math
Math/Combinatorics
Mathematics
Mathematics and Logic
Number Theory
Probability
Probability and Combinations
Probability and Combinatorics
Probability and Counting
Probability and Statistics
Probability of Events
Problem Solving
Set Theory
Word Formation