Probability Powerplay
Level 6, 2026-05-06
There are 40 balls in a bag. This is is the probability distribution of their color:


0.50.5
purplegreenyellow
Color

How many purple balls were in the bag?
[1]
We asked a group of dogs how many Burgers they eat in a day. Here are the results:
dogs

Burgers03
16
21
36

What fraction of the dogs eat less than 2 Burgers in a day?
[2]
The chances of feeling like icecream are 60%. The chances of being near an icecream store are 70%. There is a 10% chance that you lost all your money.
What is the probability of having icecream?
[1]
Roll 60 6-sided dice.
How many times would you expect to get less than or equal to 5?
[1]
A bag has 2 red balls, 5 blue balls and 5 yellow balls. You take out a blue ball, then a yellow ball, then another ball.
What is the probability of getting yellow for the last ball?
[1]
Cars go by on a road, each is a different color and type.

Probability of Color

0.20.8
redpurple
Color

Probability of Type

0.80.2
sedanwagon
Type

What is the probability of a car being a red wagon?
[2]
A bag has 9 red balls, 10 green balls and 2 blue balls. You take out 1 ball.
What is the probability of getting a red ball?
[1]
A bag has 4 balls with number 2 and 4 balls with a number 4. You take out 1 ball.
What is the probability of getting the ball with the number 2?
[1]
Roll 48 6-sided dice.
How many times would you expect to get an odd number?
[1]
We asked a group of humans how many Sandwiches they eat in a week. Here are the results:
humans

Sandwiches0
13
21
36

What is the probability of the humans to eat exactly 4 Sandwiches in a week?
[2]
You shoot an arrow at a target. There is a 80% chance of scoring a 20 and a 20% chance of scoring a 50. What average score do you expect to get if you do this many times?
[1]
There are 50 balls in a bag. This is is the probability distribution of their color:


0.10.9
pinkyellowpurple
Color

How many pink balls were in the bag?
[1]
There are 60 balls in a bag. This is is the probability distribution of their color:


0.80.2
purplegreenpink
Color

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


0.250.150.20.4
12345
Number

What is the probability of rolling a number that is bigger than or equal to 3?
[1]
A group of kids were timed running 100m. Here are the results:
Timekids
134
145
152
160
172

What fraction of the kids run 100m in exactly 13s?
[2]
You shoot an arrow at a target. There is a 50% chance of scoring a 20, a 40% 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]