6 boys and 6 girls sit in row at random....

6 boys and 6 girls sit in row at random. the probability that all the girls sit together is a. `1/(432)` b. `(12)/(431)` c. `1/(132)` d. none of these

Topper's Solved these Questions

PRINCIPLE OF MATHEMATICAL INDUCTION
CENGAGE PUBLICATION|Exercise Sovled Examples|22 Videos
PROBABILITY I
CENGAGE PUBLICATION|Exercise JEE Advanced|7 Videos

Similar Questions

Explore conceptually related problems

Five boys and four girls sit in a row randomly. The probability that no two girls sit together

5 boys and 5 girls are sitting in a row randomly. The probability that boys and girls sit alternately is-

6 boys and 6 girls occuppy seats ina row at random.What is the probability that the 6 girls occupy side by side?

4 boys and 2 girls occupy seats in a row at random. What is the probability that the girls occupy seats side by side?

4 boys and 2 girls occupy seats in a row at random. Then the probability that the two girls occupy seats side by side is

Dialling a telephone number an old man forgets the last two digits remembering only that these are different dialled at random. The probability that the number is dialled correctly is 1//45 b. 1//90 c. 1//100 d. none of these

2n boys are randomly divided into two subgroups containint n boys each. The probability that the two tallest boys are in different groups is a. n//(2n-1) b. (n-1)//(2n-1) c. (n-1)//4n^2 d. none of these

If the papers of 4 students can be checked by any one of the 7 teachers, then the probability that all the 4 papers are checked by exactly 2 teachers is a. 2//7 b. 12//49 c. 32//343 d. none of these

In how many ways 3 boys and 5 girls can be arranged in a row so that all the 3 boys are together ?

A father has 3 children with at least one boy. The probability that he has 2 boys and 1 girl is a. 1//4 b. 1//3 c. 2//3 d. none of these

CENGAGE PUBLICATION-PROBABILITY-All Questions

20 teachers of a school either teach mathematics or physics. 12 of the...
Text Solution
|
Three ships A ,B ,a n dC sail from England to India. If the ratio of ...
Text Solution
|
6 boys and 6 girls sit in row at random. the probability that all t...
Text Solution
|
A bag contains some white and some black balls, all combinations of ba...
Text Solution
|
In a multiple choice question, there are four alternative answers of ...
Text Solution
|
Two unbiased dice are thrown. What is the probability that the sum of ...
Text Solution
|
A fair coin is tossed 100 times. The probability of getting tails 1, 3...
Text Solution
|
Three player A, B and C, toss a coin cyclically in that order (that i...
Text Solution
|
One Indian and four American men and their wives are to be seated rand...
Text Solution
|
A pair of unbiased dice are rolled together till a sum of either 5 or ...
Text Solution
|
Consider the system of linear equation ax+by=0, cx+dy=0, a, b, c, d in...
Text Solution
|
Let A ,B ,C be three mutually independent events. Consider the two sta...
Text Solution
|
Of the three independent events E(1),E(2),and E(3), the probability th...
Text Solution
|
A ship is fitted with three engines E1,E2 and E3. The engines function...
Text Solution
|
Let E and F be two independent events. The probability that exactly on...
Text Solution
|
Let 0ltP(A)lt1, 0ltP(B)lt1 and P(AcupB)=P(A)+P(B)-P(A)P(B), then,
Text Solution
|
Statement 1: If P(A)=0. 25 ,P(B)=0. 50 ,a n dP(AnnB)=0. 14 , then the ...
Text Solution
|
2n boys are randomly divided into two subgroups containing n bo...
Text Solution
|
If a is an integer lying in [-5,30], then the probability that the gra...
Text Solution
|
In a game called odd man out m(m >2) persons toss a coin to determine ...
Text Solution
|