Probability + variations - practice problems
Number of problems found: 33
- Six on dice
When throwing two dice, what is the probability they will fall at least one six? - Probability 8801
We roll two different dice. What is the probability that a pair of even numbers will fall? - Repetition 8329
How many 5-digit numbers without repetition have the last digit two smaller than the previous one? - Probability 59073
A group of n people, including Jano and Fero, randomly line up. What probability will there be exactly r people (r - Three coins
In a game of chance where three coins are tossed, a player wins if two heads and a tail come up. What are the chances of this occurring? - Gold, silver, bronze
How many ways can we divide gold, silver, and bronze medals if six people compete? - One three
We throw two dice. What is the probability that number three falls maximally once? - Probability 68564
What is the probability that the number a) greater than 4, b) Will the number greater than four fall on the dice roll? - A basket 4
A basket contains 9 fruits, where 4 are oranges, and the rest are mangoes. Three fruits are taken out one at a time and put aside. Find the probability that 3 are oranges. - Three dices
What is the probability that the sum of points 14 will be a roll of three dice (B, M, Z)? - Probability 82744
Ten books are placed randomly on one shelf. Find the probability that certain three books are placed next to each other. - A jackpot
How many times must I play this jackpot to win? A jackpot of seven games having (1 X 2), i.e., home win or away win. - Probability 8419
What is the probability that when dealing cards after 4, in the game Quartet (eight of fours), we will get the whole quartet? - Dices throws
What is the probability that the two throws of the dice: a) Six falls even once b) Six will fall at least once - Inscription: 5099
We roll the dice five times. Inscription: A) 3 events that definitely cannot happen. Write a reason for each. B) 3 events that will definitely happen. Write a reason for each. C) 3 events that may or may not occur. Write a reason for each. - Probability 68594
What is the probability that any two-digit number a) is divisible by five b) is it not divisible by five? - Probability 5576
Jana rolls two dice at the same time. What is the probability that she will score a total of four points? - Classroom
Of the 26 pupils in the classroom, 12 boys and 14 girls, four representatives are picked to the odds of being: a) all the girls b) three girls and one boy c) there will be at least two boys - Probability 31101
There are 16 balls in the box, of which seven are white, and nine are blue. We randomly select two balls. What probability will there be exactly two white balls among the selected ones? - Probability 5077
They have four types of cakes in the patisserie. Anna always buys two at a time. What is the probability that he will get two spikes today?
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