Home
Class 12
MATHS
A and B are among 20 persons sit at rand...

A and B are among 20 persons sit at random along a round table. Find the probability that there are any 6 persons between A and B.

Text Solution

Verified by Experts

The correct Answer is:
`-(2)/(19)`
Promotional Banner

Similar Questions

Explore conceptually related problems

A and B are among 30 persons who sit at random along a round table. Find the probability that there are any six persons between A and B .

Fifteen person, among whom are A and B , sit down at random at a round table, the probability that there are exactly are 4 persons between A and B is

1:20 persons among whom A and B sit in random along a round table. The probability that there are 6 persons between A and B is 2//19 . II: Out of 30 consecutive integers 2 are drawn at random. The probabilty that their sum is odd is 15//29 .

12 persons attend a dinner party round a table. Out of them 2 are ladies. Find the probability that three are 3 men between the ladies.

5 boys and 5 girls sit around a round table at random. The probability that the boys and girls may sit alternatively is

A survey shows that in a certain village 2 out of every 100 men and 1 out of every 100 women have stomach ulcers. A person selected at random from the village is found to have stomach ulcer. Find the probability that the person is a male, given that the probability of selecting a male from the village is 0.55.

A survey shows that in a certain village 2 out of every 100 men and 1 out of every 100 women have strength ulcers. A person selected at random from the village is found to have stomach ulcer. Find the probability that the person is a male, given that the probability of selecting a male from the village is 0.55 .