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Combinatorics
Page 4
Questions (2,376)
What is the largest sum that results when one of the arrangements of the digits 2017 is added to one of the arrangements of the
2 answers
asked by
Anonymous
117 views
There are 20 entries in the chess tournament. How many ways can the entries finish in first, second, and third place?
A. 340 B.
2 answers
asked by
stream "bite me" by enhypen
74 views
Victor is planning the menu for a dinner party. There are 7 appetizers and 8 main dishes to choose from. How many different
2 answers
asked by
shania
93 views
You own 5 pairs of jeans and want to take 2 of them with you on vacation. In how many ways can you choose 2 pairs of jeans?
- 10
7 answers
asked by
guy
2,488 views
• In how many ways can a chairman, a vice chairman, a secretary, and a treasurer be selected from a committee of ten people?
Is
5 answers
asked by
Dannie
5,427 views
The student council is ordering pizza for their next meeting. There are 20 council members, 7 of whom are vegetarian. A
2 answers
asked by
Megan
820 views
how many different ways can the letters in the word SOCIAL be arranged if the letter C must be directly followed by the letter
4 answers
asked by
Lucy
1,728 views
In a raffle there are four winning tickets from 12, What is the probability from six tickets there are two winners?
Thank you in
3 answers
asked by
William
527 views
A student dance committee is to be formed consisting of 3 boys and 4 girls. If the membership is to be chosen from 7 boys and 6
3 answers
asked by
Chris
1,621 views
How many different committees can be formed from 9 teachers and 39 students if the committee consists of 2 teachers and 3
3 answers
asked by
Craig
2,636 views
You want to draft a four-player tennis team. There are eight players to choose from. How many different teams can you form?
(1
11 answers
asked by
Agala
3,954 views
Create two different real-world scenarios—one in which you would use permutations and one in which you would use combinations:
6 answers
asked by
Kitty Kat *^*
4,582 views
leslie has 17 tomato plants that she wants to plant in rows. she will put 2 plants in some rows and 1 plant in others. how many
4 answers
asked by
Annie
633 views
A lunch menu has 4 different sandwiches, 2 different soups, and 5 different drinks. How many different lunches consisting of
17 answers
asked by
FluttershyK22
4,300 views
If 12 people are playing in a tournament and each person plays every other person, how many games will be played?
7 answers
asked by
nonononono
1,154 views
Show that there must be at least 90 ways to choose six integers from 1 to 15 so that all choices have the same sum.
5 answers
asked by
Don
3,390 views
A drawer contains 22 black socks, 22 white socks, 22 blue socks, and 22 brown socks. If the light is off and Matt reaches into
4 answers
asked by
Jatin Ramani
4,606 views
Three bottles have three different colored caps.How many ways can a cap be put on each bottle such that each one is wrong?
What i
1 answer
asked by
kian
418 views
A woman has 11 close Friend. Find the number of ways she can invite 5 of them to dinner if
a. but where 2 of the friends are
5 answers
asked by
Cynthia
4,931 views
Please help. I didn't get the right answer with this before.
A mathematics journal has accepted 14 articles for publication.
3 answers
asked by
Jennifer W.
667 views
The squares of a 2×60 chessboard are coloured black and white in the standard alternating pattern. At random, exactly half of
1 answer
asked by
john
940 views
In how many ways can 4 boys and 4 girls sit around a circle table if all the boys sit together? (Rotations of the same
3 answers
asked by
Mr. Riland
532 views
From a group of six men and five women 3 male roles and 4 female roles need to be chosen for the upcoming community play how
3 answers
asked by
Heather
669 views
A committee must be formed with 4 teachers and 4 students. If there are 6 teachers to choose from, and 12 students, how many
3 answers
asked by
ariana
1,664 views
There are 15 qualified applicants for 5 trainee positions in a fast-food program. How many groups of trainees can be selected?
I
4 answers
asked by
vivian
2,098 views
evaluate
8C5
4 answers
asked by
bandit
2,349 views
1.A furniture store sells couches that are available in 3 different styles, 7 different colors, and 2 different sizes. How many
5 answers
asked by
mysterychicken
1,180 views
5 students are trying out for the debate team. There are 3 available spots for the team.How many combinations of teams can the
4 answers
asked by
lidia
476 views
There are 8 members on a board of directors. If they must form a subcommittee of 3 members, how many different subcommittees are
4 answers
asked by
Twg
4,214 views
Five cards are lettered A, B, C, D, E Three cards are chosen at random one after the other without replacement and are in the
3 answers
asked by
donald
901 views
A state makes auto license plates that have two letters (excluding I, 0, and Q) followed by four digits of which the first digit
4 answers
asked by
ron
1,675 views
You and 5 friends go to a concert. In how many different ways can you sit in the assigned seats.
2 answers
asked anonymously
134 views
how many different license plates can be formed if each plate has 3 different digits followed by 3 different letters?*
2 answers
asked anonymously
68 views
what is the formula for the josephus problem
2 answers
asked by
oii
56 views
Suppose we want to choose six letters without replacement from nine distinct letters if the order of the choice is taken into
2 answers
asked anonymously
182 views
Suppose we want to choose six letters without replacement from nine distinct letters if the order of the choices is not taken
2 answers
asked anonymously
95 views
Evaluate 11C7 and 9P3
2 answers
asked anonymously
71 views
A group of 5 students must select a president, a vice-president, a secretary, and a treasurer. In how many possible ways can
2 answers
asked anonymously
142 views
How do I solve this problem, A license plate consists of 2 uppercase letters followed by 4 digits. If repetition of letters is
2 answers
asked anonymously
170 views
A license plate consists of 2 uppercase letters followed by 4 digits. If repetition of letters is allowed, and repetition of
2 answers
asked anonymously
139 views
Specify the number of ways to perform the task described. Give your answers using P(n, r) or C(n, r) notation. The key in
2 answers
asked anonymously
76 views
If a club consists of 10 members, how many different arrangements of president, vice-president, and secretary are possible?
2 answers
asked anonymously
93 views
A passcode on a smartphone consists of 6 digits, and repetition of digits is allowed.
Determine the number of possible six-digit
2 answers
asked anonymously
116 views
How many 4 digit numbers can be made using 0-7 with no repeated digits allowed?
2 answers
asked anonymously
68 views
Jason wants to choose 9 players for his track team. There are 12 players to choose from. How many different teams can Jason
19 answers
asked by
hbfifedfh
163 views
Nine stuffed characters, all different are placed along a baby’s toy shelf. How many possible arrangements are there if there
2 answers
asked anonymously
99 views
There are 10 councillors and 13 planning department staff available to serve on a committee to look into re establishing two way
2 answers
asked anonymously
124 views
A group of eight grade 11 and five grade 13 students wish to be on the senior prom committee. The committee will consist of
2 answers
asked anonymously
98 views
There are 50 competitors in the men’s ski jumping competition. 30 move on to the qualifying round. How many different top 30
2 answers
asked anonymously
87 views
Miss Morrison has a test bank of multiple choice questions. 15 questions are combinations, and 12 are premutations. Miss
2 answers
asked anonymously
144 views
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