SOLUTION: There are 5 girls in a tennis class. How many different doubles teams of two girls each can be formed from the students in the class

Question 1162968: There are 5 girls in a tennis class. How many different doubles teams of two girls each can be formed from the students in the class

Answer by ikleyn(52779) (Show Source): You can put this solution on YOUR website!
.


     =  =  =  = 10.    ANSWER

-----------------

On Combinations, see introductory lessons
    - Introduction to Combinations
    - PROOF of the formula on the number of Combinations
    - Problems on Combinations
    - OVERVIEW of lessons on Permutations and Combinations
in this site.

Also, you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Combinatorics: Combinations and permutations".

Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.

RELATED QUESTIONS
Please help me solve this word problem using Combinations: A quiz team of 5 children... (answered by Theo)