Probability Powerplay
Level 6, 2026-09-24
There are 90 balls in a bag. This is is the probability distribution of their color:


0.10.9
pinkred
Color

How many red balls were in the bag?
[1]
A group of humans did a math test and here are their scores out of 5:
humans

Score01
13
23
35
45
5

What fraction of the humans score less than 2?
[2]
Roll 1 6-sided die.
What is the probability of getting a number bigger than or equal to 1?
[1]
We asked a group of humans how many Apples they eat in a week. Here are the results:
humans

Apples04
15
21
32

What fraction of the humans eat more than 2 Apples in a week?
[2]
We asked a group of humans how many Icecreams they eat in a day. Here are the results:
Icecreamshumans
01
12
21
36

What fraction of the humans eat more than 2 Icecreams in a day?
[2]
We asked a group of boys how many Icecreams they eat in a week. Here are the results:
boys

Icecreams02
1
21
34

What fraction of the boys eat exactly 2 Icecreams in a week?
[2]
A group of humans did a math test and here are their scores out of 5:
humans

353
012345
Score

What fraction of the humans score less than 1?
[2]
Roll 150 6-sided dice.
How many times would you expect to get an ugly number?
[1]
Roll 1 6-sided die.
What is the probability of getting an odd number?
[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:


0.150.050.20.6
12345
Number

What is the probability of rolling a number that is bigger than 2?
[1]
A wheel has 7 purple sections and 7 green sections.
What is the probability of getting green?
[1]
An obstacle course has 1 Fences and 2 Ditches. You have a 50% chance of clearing a Fence and a 90% chance of clearing a Ditch.
What is the probability of having a perfect run (clearing everything)?
[1]
A group of kids did a math test and here are their scores out of 5:
Scorekids
04
13
24
35
42
53

What fraction of the kids score less than 0?
[2]
There are 20 balls in a bag. This is is the probability distribution of their color:


0.30.30.4
yellowpurplegreen
Color

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