Arts (English Medium) Class 11 - CBSE Question Bank Solutions for Mathematics

Six new employees, two of whom are married to each other, are to be assigned six desks that are lined up in a row. If the assignment of employees to desks is made randomly, what is the probability that the married couple will have nonadjacent desks?

Four candidates A, B, C, D have applied for the assignment to coach a school cricket team. If A is twice as likely to be selected as B, and B and C are given about the same chance of being selected, while C is twice as likely to be selected as D, what are the probabilities that C will be selected?

Four candidates A, B, C, D have applied for the assignment to coach a school cricket team. If A is twice as likely to be selected as B, and B and C are given about the same chance of being selected, while C is twice as likely to be selected as D, what are the probabilities that A will not be selected?

The accompanying Venn diagram shows three events, A, B, and C, and also the probabilities of the various intersections (for instance, P(A ∩ B) = .07). Determine P(A)

The accompanying Venn diagram shows three events, A, B, and C, and also the probabilities of the various intersections (for instance, P(A ∩ B) = .07). Determine `P(B ∩ barC)`

The accompanying Venn diagram shows three events, A, B, and C, and also the probabilities of the various intersections (for instance, P(A ∩ B) = .07). Determine P(A ∪ B)

The accompanying Venn diagram shows three events, A, B, and C, and also the probabilities of the various intersections (for instance, P(A ∩ B) = .07). Determine `P(A ∩ barB)`

The accompanying Venn diagram shows three events, A, B, and C, and also the probabilities of the various intersections (for instance, P(A ∩ B) = .07). Determine P(B ∩ C)

The accompanying Venn diagram shows three events, A, B, and C, and also the probabilities of the various intersections (for instance, P(A ∩ B) = .07). Determine Probability of exactly one of the three occurs

A bag contains 8 red and 5 white balls. Three balls are drawn at random. Find the probability that all the three balls are white

A bag contains 8 red and 5 white balls. Three balls are drawn at random. Find the probability that all the three balls are red

A bag contains 8 red and 5 white balls. Three balls are drawn at random. Find the probability that all one ball is red and two balls are white

If the letters of the word ASSASSINATION are arranged at random. Find the probability that four S’s come consecutively in the word

If the letters of the word ASSASSINATION are arranged at random. Find the probability that two I’s and two N’s come together

If the letters of the word ASSASSINATION are arranged at random. Find the probability that all A’s are not coming together

If the letters of the word ASSASSINATION are arranged at random. Find the probability that no two A’s are coming together

In a non-leap year, the probability of having 53 tuesdays or 53 wednesdays is ______.

Three numbers are chosen from 1 to 20. Find the probability that they are not consecutive ______.

While shuffling a pack of 52 playing cards, 2 are accidentally dropped. Find the probability that the missing cards to be of different colours ______.

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