A bag has 5 red balls and 5 blue balls. You take out a blue ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] | A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in more than 14s?
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[2] |
You flip a coin and roll a 6 sided die.
What is the probability of getting a 4 and a head? | |
[1] | A bag has 8 balls with numbers from 2 to 9. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 2? | |
[1] |
A group of girls were timed running 100m. Here are the results:
What is the probability of the girls to run 100m in exactly 13s?
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[2] | Roll 1 6-sided die.
What is the probability of getting an odd number? | |
[1] |
A wheel has 2 sections, 2 of each color.
What is the probability of getting yellow? | |
[1] | You flip a coin and roll a 6 sided die.
What is the probability of getting a number less than 5 and a tail? | |
[1] |
A Crazy Die has 5 sides, but each side has a different probability of being rolled. This is is the probability distribution of the sides being rolled:
What is the probability of rolling a number that is bigger than 4 and smaller than 1? | |
[1] | An obstacle course has 2 Fences and 1 Ditches. You have a 90% chance of clearing a Fence and a 90% chance of clearing a Ditch.
What is the probability of having a perfect run (clearing everything)? | |
[1] |
A Crazy Die has 5 sides, but each side has a different probability of being rolled. This is is the probability distribution of the sides being rolled:
What is the probability of rolling a 4? | |
[1] | A bag has 4 balls with numbers from 1 to 4. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 5? | |
[1] |
A wheel has 7 red sections and 3 pink sections.
What is the probability of getting red? | |
[1] | A Crazy Die has 5 sides, but each side has a different probability of being rolled. This is is the probability distribution of the sides being rolled:
| | 0.15 | 0.05 | 0.25 | | 0.55 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a 4? | |
[1] |
Roll 2 6-sided dice.
What is the probability of getting a 5 on both dice? | |
[1] | Roll 150 6-sided dice.
How many times would you expect to get more than 5? | |
[1] |
We asked a group of dogs how many Icecreams they eat in a month. Here are the results:
What is the probability of the dogs to eat more than 0 Icecreams in a month? | |
[2] |