A club consists of 25 married couples. Determine how many ways a committee of 7 people can be formed from these couples if..
c) at least one person must be a man
no answer for this question. Could someone please help?
d) there must be at least 3 women and at least 2 men
my answer: (25 3) (25 7-2)
= 25 Cr 3 x 25 Cr 7-2
Is this correct?