How many committed of size 15, from a group of 20 men and 30 women, contain both genders?
what I find difficult is the difference of numbers within the gender where if it were just 50 people taken 15 at a time id have no problem.
thanks :)
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How many committed of size 15, from a group of 20 men and 30 women, contain both genders?
what I find difficult is the difference of numbers within the gender where if it were just 50 people taken 15 at a time id have no problem.
thanks :)
There is a total ofQuote:
Originally Posted by lhurlbert
possible committees
Of thoseare all male and
are all female.
Subtract those off. The committees left are mixed genders.
And that's combination? I haven't seen that notation () yet
Hello, lhurlbert!
Quote:
And that's combination?
I haven't seen that notation () yet.
Yes, that is an alternative symbol for combinations.
. .