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Combinatorics
Page 3
Questions (2,377)
How many 7 digit even numbers can be formed using all of the digits 0,1,1,2,3,4?
The answer is 1320. I tried 7!/2! but I know its
4 answers
asked by
Luise
2,363 views
In how many ways can a row of three contestants for a TV game show be selected from an audience of 350 people?
4 answers
asked by
gisela
1,673 views
In a contest in which 8 contestants are entered, in how many ways can the 5 distinct prizes be awarded?
5 answers
asked by
Tim
6,824 views
A television program director has 14 shows available for Monday night and 5 shows must be chosen. How many different possible
4 answers
asked by
Melissa
921 views
can someone show me step by step??
The manager of the soda shop decides that because you are a good customer, you may use a
4 answers
asked by
|-/
1,767 views
A runner has four different pairs of shoes. If two shoes are selected at random, what is the probability that they will be a
5 answers
asked by
Harry
2,990 views
Find how many numbers bigger than 2,999 and less than 8,999 can be formed from the odd digits, if no digits can be repeated
4 answers
asked by
My question wasn't answered....
2,869 views
A textbook search committee is considering 20 books for possible adoption. The committee has decided to select 5 of the 20 for
4 answers
asked by
Chris
784 views
PROBLEM 6:
Roberto has a collection of 10 pairs of gloves in his wardrobe. Before a business trip, he has to pack his luggage,
4 answers
asked by
SC
1,683 views
3. An office supply store sells 4 types of folders, 6 types of pens, and 5 types of 3- ring binders . If a student buys 1 folder
3 answers
asked by
Shauntel
794 views
While attending a film festival you decide that there are 12 movies that you are interested in seeing. However, you only have
3 answers
asked by
anon
1,475 views
A group of twelve people are going to take a ride on a roller coaster at the same time in two different trains, one of which
3 answers
asked by
-
1,573 views
In a large crowd,there are three times as many men as women.
Three people are chosen at random. Assuming there are so many people
3 answers
asked by
Esther
350 views
If you are dealing from a standard deck of 52 cards, how many different 5 card hands could you have at least one spade
3 answers
asked by
Alex
529 views
Mary has three skirts, two blouses, and either black or white shoes that she likes to wear to school. How many days can she go
4 answers
asked by
Liam
813 views
Evaluate and show your work:
9P4 using the nPr formula
4 answers
asked by
Silin
262 views
Members of a hospital advisory committee will be selected from 5 doctors and 4 nurses. The committee must have 2 doctors and 2
3 answers
asked by
Mikayla
1,158 views
In how many times can the number 9,633,333 be arranged
3 answers
asked by
Jay
402 views
A web-site asks users to create a 5-symbol PIN code where first and second symbols are any letters from the English alphabet and
4 answers
asked by
HELP Plz!
2,387 views
A school has three grade 10 classes. In how many ways can 3 out of 8 mathematics teachers be allocated to the classes?
2 answers
asked by
kahilu
514 views
The baseball store has 9 different types of bats, 3 types of gloves and 2 types of cleats. Assuming you will pick exactly one of
1 answer
asked anonymously
65 views
How do you get the answer to this question? A yogurt shop offers 6 different flavors of frozen yogurt and 123 different
1 answer
asked anonymously
34 views
Six rock songs and four rap songs are on a disc jockey's playlist for a radio show. How many different orders can the songs be
7 answers
asked by
math
22 views
A standard deck of 52 cards contains four suits: hearts, diamonds, clubs, and spades. Each suit has 13 cards: ace, 2, 3, 4, 5,
3 answers
asked anonymously
26 views
There are 10 students participating in a spelling bee. In how many ways can the students who go first and second in the bee be
1 answer
asked anonymously
18 views
You need to have a password with 4
letters followed by 2 even digits between 0 and 9 , inclusive. If the characters and digits
1 answer
asked anonymously
28 views
Reginald wants to buy a new collar for each of his 3
dogs. The collars come in a choice of 7 different colors. Step 2 of 2 : How
1 answer
asked anonymously
32 views
he supreme choice pizza at Pizza Paradise contains 2
different meats and 2 different vegetables. The customer can select any one
1 answer
asked anonymously
36 views
Evaluate 7C6.
1 answer
asked anonymously
9 views
Evaluate 7C6.
(1 point) Responses 9 9 1 1 5,040 5,040
1 answer
asked anonymously
8 views
8. How many committees of 3 people are possible from a group of 12?
1 answer
asked anonymously
6 views
you and 5 friends go to a concert in how many different ways can you sit in the assigned seats? . . . . . . . . . . . A.720***?
10 answers
asked by
Me
5,815 views
You and 5 friends go to a concert. In how many different ways can you sit in the assigned seats?
***=my answer a.720 b.120***
11 answers
asked by
basketball&batman
3,543 views
A committee of students and teachers is being formed to study the issue of student parking privileges. Fifteen staff members and
5 answers
asked by
kitkat
3,272 views
A game involves making a 3 by 3 grid with nine cards from a standard deck. You win if three cards in a row (horizontally,
3 answers
asked by
Haley
820 views
How many arrangements of five letters from the word 'certain' contain the letter 't'? Explain your reasoning.
4 answers
asked by
Celina
3,645 views
a student has ten posters to pin up on the wall of her room, but there is space for only seven. in how many ways can she choose
5 answers
asked by
arvee
5,589 views
Find the number of ways, the digits 0,1,2 and 3 can be permuted to give rise to a number greater than 2000.
Please I need an
9 answers
asked by
Francis
3,019 views
How many different ways can you choose 3 frozen yogurt toppings from 20?
6,840 1,140 60* 2,260 I think it is 60 because 3*20
4 answers
asked by
Kate
3,192 views
How many different ways can 5 people be seated on a bench?
5 answers
asked by
Sharon
1,782 views
permutation
A “make-your-own-adventure” story lets you choose 6 starting points, gives 4 plot choices, and then has 5
7 answers
asked by
jaz
1,758 views
a license plate has 2 letters followed by 4 digits.how many license plates are possible if the digits and letters can be
7 answers
asked by
anna
2,589 views
17. When buying a new car, you have a choice of 4 different
models, 3 different colors, and 2 different sizes.How many choices
6 answers
asked by
3,334 views
How many different ways could you arrange four books on a shelf
1 answer
asked by
Joe
78 views
It is the grand opening of a local supermarket. Every 5th customer will receive a coupon for a free turkey and every 7th
5 answers
asked by
Bill
2,431 views
PROBLEM 4: PARKING LOT PROBLEM (3 points possible)
Mary and Tom park their cars in an empty parking lot with n≥2 consecutive
3 answers
asked by
JuanPro
2,593 views
Seven year-old Sarah has nine crayons; three blue, one red, two green and three yellow.
a) In how many ways can she line up the
4 answers
asked by
kitkat
2,911 views
An urn contains 5 white balls and 4 black balls. If 3 balls are randomly selected ( at once, without replacement ), what is the
1 answer
asked by
zach
484 views
A chain of department stores has three warehouses and eight retail outlets in the Great Orlando area. In how many different ways
5 answers
asked by
Bob
2,506 views
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
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