SOLUTION: A catering service offers 4 appetizers, 6 main courses, and 7 desserts. A banquet chairperson is to select 3 appetizers, 3 main courses, and 6 d

Algebra ->  Permutations -> SOLUTION: A catering service offers 4 appetizers, 6 main courses, and 7 desserts. A banquet chairperson is to select 3 appetizers, 3 main courses, and 6 d      Log On


   



Question 1043004: A catering service offers
4
appetizers,
6
main courses, and
7
desserts. A banquet chairperson is to select
3
appetizers,
3
main courses, and
6
desserts for a banquet. In how many ways can this be done?

Answer by Edwin McCravy(20064) About Me  (Show Source):
You can put this solution on YOUR website!
That's: 
4 appetizers choose 3, = 4C3
and
6 main courses choose 3, = 6C3
and
7 desserts choose 6, or 7C6.

"And" means "times", so the answer is

(4C3)(6C3)(7C6) = (4)(20)(7) = 560 ways.

Edwin