Cars go by on a road, each is a different color and type.
Probability of Color
| | 0.2 | 0.8 | | green | yellow | | Color |
Probability of Type
| | 0.4 | 0.6 | | wagon | sedan | | Type |
What is the probability of a car being a yellow sedan? | |
[2] | A bag has 4 balls with numbers from 2 to 5. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 2? | |
[1] |
We asked a group of boys how many Burgers they eat in a day. Here are the results:
What is the probability of the boys to eat more than 2 Burgers in a day? | |
[2] | There are 90 balls in a bag. This is is the probability distribution of their color:
| | 0.3 | 0.5 | 0.2 | | purple | orange | yellow | | Color |
If you choose a random ball from the bag, what is the probability of it being purple or orange? | |
[1] |
Roll 1 6-sided die.
What is the probability of getting an even number? | |
[1] | A group of kids were timed running 100m. Here are the results:
What is the probability of the kids to run 100m in exactly 14s?
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[2] |
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:
| | 0.05 | 0.15 | 0.1 | 0.7 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is smaller than or equal to 3? | |
[1] | There are 8 balls in a bag. This is is the probability distribution of their color:
| | 0.25 | 0.75 | | purple | orange | | Color |
How many purple balls were in the bag? | |
[1] |
| A bag has 4 balls with number 9 and 3 balls with a number 6. What will be the average of the numbers of the balls taken out of the bag | |
[1] | There are 80 balls in a bag. This is is the probability distribution of their color:
| | 0.4 | | 0.6 | | orange | blue | pink | | Color |
How many orange balls were in the bag? | |
[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:
| | 0.2 | 0.25 | 0.1 | 0.15 | 0.3 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 3 and smaller than 5? | |
[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] |
Roll 60 6-sided dice.
How many times would you expect to get less than 2? | |
[1] | An obstacle course has 1 Fences and 1 Ditches. You have a 80% chance of clearing a Fence and a 100% chance of clearing a Ditch.
What is the probability of having a perfect run (clearing everything)? | |
[1] |
We asked a group of humans how many Hot dogs they eat in a month. Here are the results:
What is the probability of the humans to eat exactly 2 Hot dogs in a month? | |
[2] | There are 70 balls in a bag. This is is the probability distribution of their color:
| | 0.2 | 0.3 | 0.5 | | yellow | pink | red | | Color |
How many yellow balls were in the bag? | |
[1] |
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