Probability Powerplay
Level 6, 2026-03-21
We asked a group of kids how many Apples they eat in a week. Here are the results:
kids

Apples01
11
22
35

What fraction of the kids eat exactly 1 Apples in a week?
[2]
A group of people did a math test and here are their scores out of 5:
people

61156
012345
Score

What fraction of the people score more than 4?
[2]
A group of humans were timed running 100m. Here are the results:
Timehumans
131
141
152
161
171

What fraction of the humans run 100m in more than 13s?
[2]
Flip a coin 18 times.
Each time a Head comes up you win $3. It costs $32 to play (paid once). How much money would you expect to make altogether?
[1]
A bag has 2 balls with numbers from 3 to 4. You take out 1 ball.
What is the probability of NOT getting a ball with a number less than 2?
[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:


0.60.10.250.05
12345
Number

What is the probability of rolling a number that is bigger than 3 and smaller than 2?
[1]
A group of boys did a math test and here are their scores out of 5:
Scoreboys
01
13
26
30
46
51

What fraction of the boys score exactly 3?
[2]
There are 30 balls in a bag. This is is the probability distribution of their color:


0.20.8
orangered
Color

How many orange balls were in the bag?
[1]
A bag has 3 balls with number 4 and 3 balls with a number 5. What will be the average of the numbers of the balls taken out of the bag
[1]
A bag has 9 balls with number 8 and 7 balls with a number 5. You take out 1 ball.
What is the probability of getting the ball with the number 5?
[1]
You shoot an arrow at a target. There is a 60% chance of scoring a 30, a 20% chance of scoring a 60, or you might miss completely and score 0. What average score do you expect to get if you do this many times?
[1]
Roll 144 6-sided dice.
How many times would you expect to get an odd number?
[1]
A bag has 10 red balls and 4 blue balls. You take out a blue ball, then a red ball, then another ball.
What is the probability of getting red for the last ball?
[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:


0.60.20.2
12345
Number

What is the probability of rolling a 2?
[1]
A group of girls did a math test and here are their scores out of 5:
girls

Score05
16
25
34
45
56

What fraction of the girls score more than 5?
[2]