Q30: A school committee of 2 teachers and 4 students. The number of
different committees that can be formed from 5 teachers and 10
students is:
10
15
2100
D. 8
how?
Q30: A school committee of 2 teachers and 4 students. The number of
different committees that can be formed from 5 teachers and 10
students is:
10
15
2100
D. 8
how?
There are $\displaystyle \binom{5}{2}$ ways of choosing the teachers and $\displaystyle \binom{10}{4}$ ways of choosing the students. The number of different committees that can be formed is $\displaystyle \binom{5}{2}\binom{10}{4}=\ldots$
Fernando Revilla