In an election the number of contestants is one more than the number of maximum candidates for which a voter can vote. If the total number of ways in which a voter can vote be 62, find the number of candidates.

In an election, the number of candidates is one greater than the persons to be elected. If a voter can vote in 254 ways, the number of candidates is a. 7 b. 10 c. 8 d. 6

At an election a voter may vote for any number of candidates not greater than the number of candidates to be chosen there are 10 candidates and 5 members are to chosen the number of ways in which a voter may vote at a least one candidate is given by

Number of ways in which 200 people can be divided in 100 couples is -

The number of ways in which 5 letters can be posted in 10 letter boxes is

Find the number of ways in which 10 different diamonds can be arranged to make a necklace.

Find the number of ways in which 12 different beads can be arranged to form a necklace.

A person is permitted to selected at least one and at most n coins from a collection of (2n+1) distinct coins. If the total number of ways in which he can select coins is 255, find the value of ndot

The total number of 9 digit numbers which have all different digit is

In an election, the number of candidates exceeds the number to be elected by 2. A man can vote in 56 ways. Find the number of candidates.

The are 8 events that can be schedules in a week, then The total number of ways in which the events can be scheduled is