Question

A committee of 6 is to be formed from 6 boys and 4 girls. In how
many ways can this be done if the committee contains :
(a) No girl(b) 4 boys ? (b) at least 3 girls ?​

Answer 1

Answer:

a)1

b)3

here, 4 members are fixed...so 2 need to be decided among a boy and a girl....thus, it can be bb,bg or gg..so there are 3 ways

c) 2

here, for 3 girls in committee,there are 2ways

gggbbb or ggggbb no more ways are possible..