5) From among the 66 teachers in a section of a school, one principal and one vice principal are to - Maths - Permutations and Combinations

Question

5) From among the 66 teachers in a section of a school, one
principal and one vice principal are to be appointed In how many
ways this can be done

Anuradha Sharma · Accepted Answer

One principal can be appointed in = C166 ways One vice principal can be appointed in = C165 ways because one has already choosenSo total number of ways = 66×65=4290 ways

5) From among the 66 teachers in a section of a school, one principal and one vice principal are to be appointed . In how many ways this can be done