Probability Powerplay
Level 6, 2026-06-04
There are 80 balls in a bag. This is is the probability distribution of their color:


0.90.1
greenpink
Color

How many pink balls were in the bag?
[1]
You flip a coin and roll a 6 sided die.
What is the probability of getting a number equal to 6 and a tail?
[1]
There are 20 balls in a bag. This is is the probability distribution of their color:


0.30.10.6
orangeyellowpurple
Color

How many purple balls were in the bag?
[1]
A group of people were timed running 100m. Here are the results:
Timepeople
134
144
151
161
173

What fraction of the people run 100m in less than 15s?
[2]
There are 44 balls in a bag. This is is the probability distribution of their color:


0.250.75
orangepurple
Color

How many orange balls were in the bag?
[1]
There are 30 balls in a bag. This is is the probability distribution of their color:


0.50.40.1
yellowgreenred
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:


0.80.10.050.05
12345
Number

What is the probability of rolling a number from 1 to 2?
[1]
There are 60 balls in a bag. This is is the probability distribution of their color:


0.30.50.2
yellowpinkblue
Color

How many blue balls were in the bag?
[1]
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting more than or equal to 3?
[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:


0.50.20.050.25
12345
Number

What is the probability of rolling a number that is bigger than or equal to 1?
[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:


0.550.250.2
12345
Number

What is the probability of rolling a number that is bigger than 5 and smaller than 4?
[1]
There are 100 balls in a bag. This is is the probability distribution of their color:


0.20.40.4
greenpinkpurple
Color

If you choose a random ball from the bag, what is the probability of it being green or pink?
[1]
You shoot an arrow at a target. You will either score 10 (20% chance), 30 (40% chance), or 60. What average score do you expect to get if you do this many times?
[1]
A group of boys were timed running 100m. Here are the results:
boys

Time135
141
152
161
17

What is the probability of the boys to run 100m in less than 15s?
[2]
A bag has 9 red balls, 4 green balls and 10 blue balls. You take out 1 ball.
What is the probability of getting a blue ball or a green ball?
[1]
You roll a 8 sided die and a 7 sided die.
What is the probability of getting 7 on both dice?
[1]
A bag has 6 balls with number 9 and 3 balls with a number 4. You take out 1 ball.
What is the probability of getting the ball with the number 9?
[1]
There are 100 balls in a bag. This is is the probability distribution of their color:


0.50.5
purplegreenorange
Color

If you choose a random ball from the bag, what is the probability of it not being green or purple?
[1]