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 bag, there are 4 red balls and 5 blue balls. If two balls are drawn at random without replacement, what is the probability of getting a red ball and then a blue ball?

A) 4/45

B) 4/9

C) 5/18

D) 2/9

In a bag, there are 3 red balls and 2 green balls. If one ball is drawn at random and then put back in the bag, and then another ball is drawn, what is the probability of getting a red ball both times?

A) 1/10

B) 2/5

C) 3/5

D) 4/5

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%

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

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

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

The probability distribution of a random variable gives:

A) The possible values of the random variable.

B) The probabilities of the possible values.

C) The mean of the random variable.

D) The standard deviation of the random variable.

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

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