engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Mathematics Permutations and Combinations
At an election a voter may vote for any number of candidates not exceeding the number to be elected. If 4 candidates are to be elected out of the 12 contested in the election and voter votes for at least one candidate, then the number of ways in which a voter can vote is
1
793
2
298
3
781
4
1585