Probability Powerplay
Level 6, 2026-09-29
A group of boys did a math test and here are their scores out of 5:
boys

223335
012345
Score

What fraction of the boys score more than 5?
[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:


0.150.050.250.150.4
12345
Number

What is the probability of rolling a number that is bigger than 1 or smaller than 2?
[1]
A group of boys were timed running 100m. Here are the results:
Timeboys
135
142
152
164
173

What fraction of the boys run 100m in more than 13s?
[2]
There are 30 balls in a bag. This is is the probability distribution of their color:


0.20.8
pinkpurple
Color

How many pink balls were in the bag?
[1]
A group of people were timed running 100m. Here are the results:
people

Time13
146
15
162
176

What is the probability of the people to run 100m in exactly 17s?
[2]
Flip 7 coins.
What is the probability of getting 7 heads?
[1]
A group of girls did a math test and here are their scores out of 5:
Scoregirls
02
12
20
31
41
56

What fraction of the girls score less than 0?
[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:


0.10.150.10.65
12345
Number

What is the probability of rolling a number that is bigger than 3 and smaller than 5?
[1]
A group of dogs did a math test and here are their scores out of 5:
dogs

15411
012345
Score

What fraction of the dogs score less than 3?
[2]
You flip a coin and roll a 6 sided die.
What is the probability of getting a 3 or a 6 and a tail?
[1]
A group of dogs were timed running 100m. Here are the results:
dogs

Time131
143
15
161
172

What fraction of the dogs run 100m in exactly 15s?
[2]
A bag has 3 balls with numbers from 3 to 5. You take out 1 ball.
What is the probability of NOT getting a ball with a number less than 3?
[1]
A group of dogs did a math test and here are their scores out of 5:
dogs

322134
012345
Score

What is the probability of the dogs to score more than 1?
[2]