Probability Powerplay
Level 6, 2026-08-11
You flip a coin and roll a 6 sided die.
What is the probability of getting a 3 or a 6 and a head or a tail?
[1]
The chances of feeling like icecream are 90%. The chances of being near an icecream store are 40%. There is a 30% chance that you lost all your money.
What is the probability of having icecream?
[1]
There are 30 balls in a bag. This is is the probability distribution of their color:


0.60.10.3
redblueorange
Color

How many red balls were in the bag?
[1]
Roll 132 6-sided dice.
How many times would you expect to get anything except 1?
[1]
Roll 36 6-sided dice.
How many times would you expect to get less than 4?
[1]
There are 100 balls in a bag. This is is the probability distribution of their color:


0.20.40.4
yellowpurplegreen
Color

How many purple balls were in the bag?
[1]
There are 4 balls in a bag. This is is the probability distribution of their color:


0.50.5
redyellow
Color

How many yellow balls were in the bag?
[1]
A bag has 10 red balls, 7 blue balls and 3 yellow balls. You take out a yellow ball, then a red ball, then another ball.
What is the probability of getting red for the last ball?
[1]
A bag has 2 red balls and 5 blue balls. You take out a red ball, then a red ball, then another ball.
What is the probability of getting blue for the last ball?
[1]
There are 70 balls in a bag. This is is the probability distribution of their color:


0.80.10.1
redbluepink
Color

How many red balls were in the bag?
[1]
There are 30 balls in a bag. This is is the probability distribution of their color:


0.50.5
redyellowgreen
Color

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


0.650.050.050.10.15
12345
Number

What is the probability of rolling a number from 2 to 5?
[1]
We asked a group of kids how many Chocolates they eat in a month. Here are the results:
kids

124
0123
Chocolates

What fraction of the kids eat more than 4 Chocolates in a month?
[2]
Roll 144 6-sided dice.
How many times would you expect to get less than or equal to 1?
[1]
There are 80 balls in a bag. This is is the probability distribution of their color:


0.10.20.7
redbluegreen
Color

If you choose a random ball from the bag, what is the probability of it not being green?
[1]
A group of people did a math test and here are their scores out of 5:
people

51221
012345
Score

What is the probability of the people to score exactly 0?
[2]
A group of girls were timed running 100m. Here are the results:
girls

Time135
145
151
162
175

What fraction of the girls run 100m in less than 17s?
[2]