Probability Powerplay
Level 6, 2026-06-13
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:


0.350.250.20.2
12345
Number

What is the probability of rolling a number that is bigger than 2?
[1]
Flip 2 coins.
What is the probability of getting a head 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:


0.10.9
12345
Number

What is the probability of rolling a number that is smaller than or equal to 4?
[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:


0.150.20.20.20.25
12345
Number

What is the probability of rolling a number that is bigger than 5 and smaller than 4?
[1]
We asked a group of boys how many Pillows they eat in a day. Here are the results:
Pillowsboys
05
14
26
30

What fraction of the boys eat less than 2 Pillows in a day?
[2]
There are 22 balls in a bag. This is is the probability distribution of their color:


0.50.5
greenyellow
Color

How many green 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:


0.40.150.20.050.2
12345
Number

What is the probability of rolling 2 or 5?
[1]
We asked a group of girls how many Peaches they eat in a week. Here are the results:
girls

Peaches04
15
21
36

What is the probability of the girls to eat less than 2 Peaches in a week?
[2]
There are 70 balls in a bag. This is is the probability distribution of their color:


0.90.1
pinkyellow
Color

How many yellow balls were in the bag?
[1]
There are 80 balls in a bag. This is is the probability distribution of their color:


0.10.50.4
blueredpink
Color

How many red balls were in the bag?
[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]
An obstacle course has 2 Fences and 1 Ditches. You have a 90% 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]
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:


0.50.050.250.150.05
12345
Number

What is the probability of rolling a number that is smaller than or equal to 1?
[1]
A group of dogs did a math test and here are their scores out of 5:
Scoredogs
06
13
20
31
46
51

What fraction of the dogs score less than 1?
[2]
A bag has 4 balls with numbers from 5 to 8. You take out 1 ball.
What is the probability of NOT getting a ball with a number more than 5?
[1]
The chances of feeling like icecream are 70%. The chances of being near an icecream store are 40%. There is a 20% chance that you lost all your money.
What is the probability of having icecream?
[1]
You shoot an arrow at a target. You will either score 20 (50% chance), 30 (10% chance), or 50. What average score do you expect to get if you do this many times?
[1]