List of top Mathematics Questions on Combinations asked in BCECE

Five candidates are contesting an election, and three members are to be elected. A voter can vote for any number of candidates, but not more than the number of members to be elected. The number of ways a person can cast their vote is :

The product of first \( n \) odd natural numbers is :

The exponent of 7 in \( ^{100}C_{50} \) is :