Probability Powerplay

Level 6, 2026-09-30

We asked a group of dogs how many Burgers they eat in a day. Here are the results:

dogs
2	2	2	1
0	1	2	3
Burgers

What is the probability of the dogs to eat exactly 0 Burgers in a day?

[2]

The chances of feeling like icecream are 60%. The chances of being near an icecream store are 90%. There is a 20% chance that you lost all your money.
What is the probability of having icecream?

[1]

A group of people were timed running 100m. Here are the results:

people
Time	13	3
	14
	15	1
	16	4
	17	1

What fraction of the people run 100m in more than 14s?

[2]

There are 20 balls in a bag. This is is the probability distribution of their color:


0.75	0.25
yellow	pink
Color

How many yellow balls were in the bag?

[1]

A bag has 7 red balls, 10 green balls and 3 blue balls. You take out 1 ball.
What is the probability of getting a red ball?

[1]

A bag has 5 red balls, 10 blue balls and 9 yellow balls. You take out a red ball, then a yellow 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:


0.2		0.8
pink	green	blue
Color

If you choose a random ball from the bag, what is the probability of it being green?

[1]

There are 50 balls in a bag. This is is the probability distribution of their color:


0.5	0.2	0.3
purple	pink	blue
Color

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

[1]

We asked a group of boys how many Bananas they eat in a month. Here are the results:

boys
5			3
0	1	2	3
Bananas

What is the probability of the boys to eat exactly 4 Bananas in a month?

[2]

Roll 36 6-sided dice.
How many times would you expect to get a number more than 1?

[1]

A group of dogs did a math test and here are their scores out of 5:

Score	dogs
0	5
1	0
2	1
3	2
4	2
5	6

What is the probability of the dogs to score exactly 4?

[2]

A group of boys were timed running 100m. Here are the results:

boys
6	5	3	1	5
13	14	15	16	17
Time

What is the probability of the boys to run 100m in less than 15s?

[2]

There are 40 balls in a bag. This is is the probability distribution of their color:


0.4	0.5	0.1
green	yellow	orange
Color

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

[1]

A group of kids were timed running 100m. Here are the results:

kids
	3			2
13	14	15	16	17
Time

What fraction of the kids run 100m in more than 13s?

[2]