Probability Powerplay
Level 6, 2026-06-17
Roll 84 6-sided dice.
How many times would you expect to get more than or equal to 1?
[1]
Roll 120 6-sided dice.
How many times would you expect to get a number less than 1?
[1]
You roll a 3 sided die and a 4 sided die.
What is the probability of getting 4 on both dice?
[1]
A bag has 9 balls with number 8 and 5 balls with a number 9. You take out 1 ball.
What is the probability of getting the ball with the number 9?
[1]
A group of people did a math test and here are their scores out of 5:
people

Score04
15
24
33
45
56

What is the probability of the people to score exactly 3?
[2]
A bag has 9 red balls and 7 blue balls. You take out a red ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball?
[1]
The weather forecast says that the chances of rain are 30%. Your chance of being outside today is 90%. The chance of remembering your umbrella is 60%.
What is the probability of getting wet today?
[1]
Roll 60 6-sided dice.
How many times would you expect to get less than or equal to 1?
[1]
Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are more than 3?
[1]
A bag has 9 red balls, 3 green balls and 3 blue balls. You take out 1 ball.
What is the probability of NOT getting a red ball?
[1]
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting more than 2?
[1]
Flip 1 coin.
What is the probability of getting 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:


0.050.250.10.6
12345
Number

What is the probability of rolling a number from 4 to 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:


0.150.20.150.5
12345
Number

What is the probability of rolling a number that is bigger than 4?
[1]
A group of people were timed running 100m. Here are the results:
people

532
1314151617
Time

What is the probability of the people to run 100m in exactly 15s?
[2]
You shoot an arrow at a target. There is a 20% chance of scoring a 20 and a 10% chance of scoring a 30 and a 70% chance of scoring a 50. What average score do you expect to get if you do this many times?
[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:


0.150.20.20.45
12345
Number

What is the probability of rolling 1 or 5?
[1]
An obstacle course has 2 Fences and 1 Ditches. You have a 50% chance of clearing a Fence and a 80% chance of clearing a Ditch.
What is the probability of having a perfect run (clearing everything)?
[1]