If seven persons are to be seated in a row. Then, the probability that two particular persons sit next to each other is

Seven persons are to be seated in a row. The probability that two particular persons sit next to each other is

Seven persons are to be seated in a row. The probability that two particular persons sit next to each other is

Seven perons are to be seated in a row. The probability that two particular persons sit next to each other is:

If seven persons are to be seated in a row, then the probability that two particular persons are seated next to each other is

Seven persons are to be seated in a row.The probability that two particular persons sit next to each other is (A) (1)/(3) (B) (1)/(6)(C)(2)/(7) (D) (1)/(2)

12 persons are seated around a round table. What is the probability that two particular persons sit together?

Suppose n ( ge 3) persons are arranged in a row. The probability that two particular persons are not together is