Probability Class 12 Mcq Test (121301)

In a bag, there are 5 red balls, 3 green balls, and 2 blue balls. If one ball is drawn at random, what is the probability of getting a green ball?

A) 3/10

B) 5/10

C) 2/10

D) 1/4

If two events are dependent, what can you say about their probabilities?

A) The probabilities are equal.

B) The probabilities are different.

C) The probabilities are multiplied.

D) The probabilities are added.

A bag contains 4 red balls and 6 blue balls. If one ball is drawn at random, what is the probability of drawing a red ball?

A) 4/10

B) 6/10

C) 1/4

D) 3/5

If two events are independent, what can you say about their probabilities?

A) The probabilities are equal.

B) The probabilities are different.

C) The probabilities are multiplied.

D) The probabilities are added.

In a deck of 52 playing cards, what is the probability of drawing a spade?

A) 1/4

B) 13/52

C) 4/13

D) 26/52

In a class, 70% of the students wear glasses. If a student is chosen at random, what is the probability that they do not wear glasses?

A) 0.3

B) 0.7

C) 0.4

D) 0.6

Two dice are rolled. What is the probability of getting a sum of 7?

A) 1/6

B) 1/12

C) 1/36

D) 1/4

If two events are mutually exclusive, what can you say about their probabilities?

A) The probabilities are equal.

B) The probabilities are different.

C) The probabilities are multiplied.

D) The probabilities are added.

In a class, 60% of the students like chocolate and 40% like vanilla. If a student is chosen at random, what is the probability that they like both chocolate and vanilla?

A) 24%

B) 16%

C) 40%

D) 60%

A card is drawn from a well-shuffled deck and not replaced. Then a second card is drawn. What is the probability of getting a heart and then a spade?

A) 1/52

B) 1/26

C) 1/104

D) 1/13