15 boys and 10 girls are in the class. On school competition of them is selected 6-member team composed of 4 boys and 2 girls. How many ways can we select students?

Correct answer:

n =  61425

Step-by-step explanation:

C4(15)=(415)=4!(154)!15!=432115141312=1365  C2(10)=(210)=2!(102)!10!=21109=45  n=(415) (210)=1365 45=61425

Did you find an error or inaccuracy? Feel free to write us. Thank you!


Tips to related online calculators
Would you like to compute count of combinations?
See also our permutations calculator.

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: