#1
What is the probability of rolling a prime number with a fair six-sided die?
#2
If you flip a fair coin three times, what is the probability of getting exactly two heads?
#3
In a standard deck of 52 cards, what is the probability of drawing a red card?
#4
A bag contains 5 red balls, 3 blue balls, and 2 green balls. If a ball is randomly selected, what is the probability that it is blue?
#5
If you roll two fair six-sided dice, what is the probability that the sum of the numbers rolled is 7?
#6
A jar contains 10 red marbles, 6 blue marbles, and 4 green marbles. If one marble is drawn at random, what is the probability of drawing a blue or a green marble?
#7
You draw two cards from a standard deck of 52 cards without replacement. What is the probability that both cards are aces?
#8
In a group of 10 people, what is the probability that at least two people have the same birthday?
#9
If the probability of an event A occurring is 0.6, and the probability of another event B occurring is 0.4, what is the probability of both events A and B occurring?
#10
A committee of 5 people is to be formed from a group of 10 students. What is the probability that two specific students, Alice and Bob, are both included in the committee?
#11
If you randomly select a four-digit PIN code where each digit can be any number from 0 to 9, what is the probability of selecting a PIN code with all digits being different?
#12