We asked a group of girls how many Chocolates they eat in a day. Here are the results:
What fraction of the girls eat exactly 4 Chocolates in a day? | |
[2] | A bag has 10 red balls, 7 blue balls and 9 yellow balls. You take out a red ball, then a red ball, then another ball.
What is the probability of getting red for the last ball? | |
[1] |
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting less than or equal to 5? | |
[1] | We asked a group of boys how many Pillows they eat in a month. Here are the results:
What fraction of the boys eat more than 3 Pillows in a month? | |
[2] |
Roll 2 6-sided dice.
What is the probability of getting a 2 on both dice? | |
[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 2? | |
[1] |
A group of dogs were timed running 100m. Here are the results:
What is the probability of the dogs to run 100m in exactly 16s?
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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:
| | 0.2 | 0.05 | 0.05 | | 0.7 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 2? | |
[1] |
Flip a coin 18 times.
Each time a Tail comes up you win $1. It costs $33 to play (paid once). How much money would you expect to make altogether? | |
[1] | The chances of feeling like icecream are 50%. The chances of being near an icecream store are 50%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[1] |
A group of kids did a math test and here are their scores out of 5:
What is the probability of the kids to score less than 2? | |
[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:
| | 0.55 | 0.05 | 0.15 | | 0.25 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4? | |
[1] |
There are 30 balls in a bag. This is is the probability distribution of their color:
How many yellow 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:
| | 0.1 | 0.25 | 0.25 | 0.2 | 0.2 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number that is bigger than 4 and smaller than 3? | |
[1] |
The chances of feeling like icecream are 90%. The chances of being near an icecream store are 80%. There is a 30% chance that you lost all your money.
What is the probability of having icecream? | |
[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:
| | 0.35 | 0.05 | 0.25 | 0.2 | 0.15 | | 1 | 2 | 3 | 4 | 5 | | Number |
What is the probability of rolling a number from 1 to 3? | |
[1] |
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