Probability Powerplay
Level 6, 2026-06-01
There are 10 balls in a bag. This is is the probability distribution of their color:


0.40.50.1
redblueyellow
Color

If you choose a random ball from the bag, what is the probability of it being blue or red?
[1]
Roll 2 6-sided dice.
What is the probability of getting 2 numbers that are more than 3?
[1]
You shoot an arrow at a target. There is a 50% chance of scoring a 10, a 30% chance of scoring a 50, or you might miss completely and score 0. What average score do you expect to get if you do this many times?
[1]
A bag has 9 red balls and 2 blue balls. You take out a blue ball, then a blue ball, then another ball.
What is the probability of getting blue for the last ball?
[1]
Flip 7 coins.
What is the probability of getting 7 tails?
[1]
We asked a group of humans how many Strawberries they eat in a month. Here are the results:
humans

Strawberries06
1
2
31

What is the probability of the humans to eat exactly 1 Strawberries in a month?
[2]
You flip a coin and roll a 8 sided die.
What is the probability of getting a 2 and a head?
[1]
A group of people were timed running 100m. Here are the results:
people

Time135
143
15
166
173

What fraction of the people run 100m in more than 14s?
[2]
We asked a group of humans how many Oranges they eat in a month. Here are the results:
Orangeshumans
05
10
20
32

What fraction of the humans eat more than 1 Oranges in a month?
[2]
There are 100 balls in a bag. This is is the probability distribution of their color:


0.30.40.3
yellowbluered
Color

If you choose a random ball from the bag, what is the probability of it being red or blue?
[1]
A group of people did a math test and here are their scores out of 5:
people

Score04
14
26
32
43
56

What is the probability of the people to score exactly 5?
[2]
Flip a coin 18 times.
Each time a head comes up you win $3 and with each tail you lose $2. How much money would you expect to make altogether?
[1]
Flip a coin 10 times.
How many times would you expect to get Tails?
[1]
A group of girls did a math test and here are their scores out of 5:
girls

645463
012345
Score

What fraction of the girls score exactly 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:


0.50.150.150.2
12345
Number

What is the probability of rolling a number that is bigger than 3?
[1]