Question

A professor puts 4 different keys on a round keychain. In how many ways can four...

A professor puts 4 different keys on a round keychain. In how many ways can four keys be placed on the keychain?

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
In how many ways can 2 red and four blue rooks be placed on am 8...
In how many ways can 2 red and four blue rooks be placed on am 8 by 8 board so that no 2 rooks can attack one another ? A roller coaster has 5 cars containing 4 seats 2 in frony and 2 in the back, there are 20 people ready for a ride, how many ways can the ride begin? what if a certain 2 people want to seat in different cars?
A class has 29 students. In how many different ways can four students form a group...
A class has 29 students. In how many different ways can four students form a group for an​ activity? (Assume the order of the students is not​ important.) There are _____ different ways that the four students can form a group for an activity.
How many ways can four distinct balls be placed into four distinct bins so that no...
How many ways can four distinct balls be placed into four distinct bins so that no bin contains more than two balls.
Circular Permutations and Permutations with Similar Elements 1) In how many ways can three people be...
Circular Permutations and Permutations with Similar Elements 1) In how many ways can three people be made to sit at a round table? 2) In how many ways can three couples be seated at a round table, so that men and women sit alternately? 3) In how many ways can five keys be put on a key ring? 4) Find the number of different permutations of the letters of the word MATHEMATICS. 5) How many different ways can three pennies,...
There are 18 empty chairs in a room. How many different ways can 4 people be...
There are 18 empty chairs in a room. How many different ways can 4 people be seated in the room?
In how many ways can you distribute 10 different balls into 4 different boxes, so there's...
In how many ways can you distribute 10 different balls into 4 different boxes, so there's no box with exactly 3 balls?
Suppose there are 9 people (named A-I) How many different ways can they be grouped into...
Suppose there are 9 people (named A-I) How many different ways can they be grouped into 5? How many different ways can they be grouped into 5 if A must be included?
in how many different ways can the digit 0 to 5 be arranged three at a...
in how many different ways can the digit 0 to 5 be arranged three at a time?
1. In how many ways can 10 objects be split into two groups containing 4 and...
1. In how many ways can 10 objects be split into two groups containing 4 and 6 objects, respectively? 2. In how many ways can a committee of 5 people be chosen out of 9 people? 3. Out of 5 mathematicians and 7 physicists, a committee consisting of 2 mathematicians and 3 physicists is to be formed. In how many ways can this be done if (a) any mathematician and any physicist can be included, (b) one particular physicist must...
Suppose that a cookie shop has three different kinds of cookies. How many different ways can...
Suppose that a cookie shop has three different kinds of cookies. How many different ways can five cookies be chosen?