SOLUTION: Eight first-graders, 4 boys and 4 girls, are playing on the playground. In how many ways can they arrange themselves in a line of 5 consisting of 3 boys and 2 girls?
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Question 328032: Eight first-graders, 4 boys and 4 girls, are playing on the playground. In how many ways can they arrange themselves in a line of 5 consisting of 3 boys and 2 girls?
You can put this solution on YOUR website! 4C3 times 4C2 =
24/6 times 24/4 = 24 ways
To learn how I did this, copy and paste the following link.
http://www.regentsprep.org/Regents/math/algtrig/ATS5/Lcomb.htm