Register
If there are12 books on a rack,a person has to choose 5books. In how many ways can he choose if one particular book is always selected?​
138k views
2 votes
If there are12 books on a rack,a person has to choose 5books.

In how many ways can he choose if one particular book is always selected?​

User Alexander Huang
by
3.2k points

1 Answer

3 votes

Answer:

330

11 choose 4


=(11!)/(4!\left(11-4\right)!)\\= 330

Explanation:

User Chammp
by
3.1k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.3m questions

4.2m answers

Other Questions

A study was completed in Florida. In southern Florida, the study involved 3,000 patients; 54% of them experienced flulike symptoms during the same month. The study had a margin of error of 1.8%. What does
Can someone help me plz I have to Turn 27/9 in simplest
The sanchez family goes out for dinner, and the price of the meals is $60. The sales tax on the Meals is 7 percent, and they also want to leave a 15 percent tip. What is the total cost of the meal? Analyze
Simplify: 10 ÷ [(5 + 2) − 5]
WHAT IS 33 TIMES 5 TELL ME THE ANWER
Link Copied!