Home
Class 12
MATHS
Suppose n ( >=3) persons are sitting in ...

Suppose `n ( >=3)` persons are sitting in a row. Two of them are selected at random. The probability that they are not together is (A) `1- 2/n` (B) `2/(n-1)` (C) `1- 1/n` (D) nonoe of these

Promotional Banner

Similar Questions

Explore conceptually related problems

Suppose n ge 3 persons are sitting in a row. Two of them are selected at random. The probability that they are together

persons are sitting in a row.Two of them are selected.Write the probability that they are together.

Persons are sitting in a row. Two of them are selected. Write the probability that they are together.

There are n person sitting in a row two of them are selected at random the probability that two selected persons are not together is

There are m persons sitting in a row. Two of the mare selected at random. The probability that the two selected persons are together

There are m persons sitting in a row.Two of the mare selected at random.The probability that the two selected persons are together

(n>=5) persons are sitting in a row. Three of these are selected at random. The probability that no two of the selected persons sit together is

(n>=5) persons are sitting in a row. Three of these are selected at random. The probability that no two of the selected persons sit together is

(n>=5) persons are sitting in a row. Three of these are selected at random. The probability that no two of the selected persons sit together is