SOLUTION: A child knocked all of the carefully arranged books off a shelf, and then he put them back in random order. If there were 10 books on the shelf, what is the probability that the ch
Algebra.Com
Question 989841: A child knocked all of the carefully arranged books off a shelf, and then he put them back in random order. If there were 10 books on the shelf, what is the probability that the child will put them back in the correct order? Write your answer as a fraction or rounded to eight decimal places.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
A child knocked all of the carefully arranged books off a shelf, and then he put them back in random order. If there were 10 books on the shelf, what is the probability that the child will put them back in the correct order? Write your answer as a fraction or rounded to eight decimal places.
============
There are 10! possible arrangements.
Only 1 is correct.
---> 1/10!
=======================
It's reaaalllly important to have them in order, right?
RELATED QUESTIONS
How many ways can a 2 Physics books, 4 Mathematics books and 3 Chemistry books be... (answered by ikleyn)
An eight-volume set of reference books is kept on a shelf. The books are used frequently... (answered by ikleyn)
A student has 5 engineering books, 3 math books, and 4 chemistry books. She is to put... (answered by Edwin McCravy)
There are 4 different mathematics books and 5 different science books in how many ways... (answered by ikleyn)
8 books are to be arranged in a shelf. There are 3 different Science books, 2 different... (answered by macston)
in how many ways can 10 different books be arranged on a shelf if there is room for... (answered by stanbon)
Janice has 8 DVD case on a shelf ,one for each season of her favorite TV show. Her... (answered by stanbon)
In how many ways can 4 different Math books, 5 different History books, and 2 different... (answered by Boreal)
In how many ways can 4 different Math books, 5 different History books, and 2 different... (answered by greenestamps)