Question

# If then n=

- 4
- 5
- 6
- 8

## The correct answer is: 5

### Related Questions to study

### There were two women participating in a chess tournament Every participant played two games with the other participants the number of games that the men played between themselves proved to exceed by 66 the number of games that the men played with the women The number of participants is

### There were two women participating in a chess tournament Every participant played two games with the other participants the number of games that the men played between themselves proved to exceed by 66 the number of games that the men played with the women The number of participants is

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### 153 games were played at a chess tournament with each contestant playing once against each of the others The number of participants is

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### If n and are integers such that then n c (n‐l, r‐l)=

### If n and are integers such that then n c (n‐l, r‐l)=

### The least value of the natural number n satisfying

### The least value of the natural number n satisfying

### then (n, r)=

### then (n, r)=

### then ‘n’ is

### then ‘n’ is

### If = mC_{2}, then C_{2} is equal to -

Students must know how to open expressions like nCr.

Also, the value of n! is n.(n−1).(n−2).....3.2.1.

Combination is used to select r objects from n objects when the arrangement of the objects does not matter.

### If = mC_{2}, then C_{2} is equal to -

Students must know how to open expressions like nCr.

Also, the value of n! is n.(n−1).(n−2).....3.2.1.

Combination is used to select r objects from n objects when the arrangement of the objects does not matter.