The probability of choosing the third card
23221
If you draw two cards, what is the probability that the second card is a queen?
82663
Probability that two cards are black and one is red
30026
Random weighted choice
156080
changing probability of getting a random number
150536
Combinatorics, choosing 3 elements from 100
143612
If three dice are rolled, what is the probability that all three are the same number?
58266
Probability distribution for different probabilities
10272
A three-way duel (probability puzzle)
107688
A contest question on probability
48558
How can I calculate the probability for multiple trials with different probabilities?
49752
Combinatorics: Number of possible 10-card hands from superdeck (10 times 52 cards)
60434
Probability of second card being an ace
53467
Probability of the union of $3$ events?
40439
about a difficult and weird Probability question
57100
Probability and expectancy problem
79493
Probability of 3 people in a room of 30 having the same birthday
127754
Interpretation of a probability problem: expected value.