Probability Powerplay
Level 6, 2026-06-11
There are 90 balls in a bag. This is is the probability distribution of their color:


0.40.6
redpurplegreen
Color

How many purple balls were in the bag?
[1]
A group of boys did a math test and here are their scores out of 5:
boys

Score02
13
26
31
4
54

What is the probability of the boys to 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:


0.050.150.8
12345
Number

What is the probability of rolling a number that is smaller than or equal to 2?
[1]
Roll 18 6-sided dice.
How many times would you expect to get anything except 3?
[1]
A group of girls were timed running 100m. Here are the results:
Timegirls
130
145
155
164
173

What fraction of the girls run 100m in exactly 15s?
[2]
A group of boys did a math test and here are their scores out of 5:
Scoreboys
00
10
20
31
42
56

What is the probability of the boys to score less than 3?
[2]
A group of girls did a math test and here are their scores out of 5:
Scoregirls
05
14
22
30
42
50

What is the probability of the girls to score less than 0?
[2]
A bag has 4 red balls and 8 blue balls. You take out 1 red ball, then another ball.
What is the probability of getting red for the second ball?
[1]
Cars go by on a road, each is a different color and type.

Probability of Color

1
orangegreen
Color

Probability of Type

0.70.3
sedanwagon
Type

What is the probability of a car being a green sedan?
[2]
A wheel has 8 red sections and 2 orange sections.
What is the probability of getting orange?
[1]
A bag has 2 balls with numbers from 5 to 6. You take out 1 ball.
What is the probability of NOT getting the ball with the number 4?
[1]
A bag has 2 balls with numbers from 2 to 3. You take out 1 ball.
What is the probability of NOT getting the ball with the number 4?
[1]
Roll 54 6-sided dice.
How many times would you expect to get less than 6?
[1]
A wheel has 8 yellow sections and 6 blue sections.
What is the probability of getting blue?
[1]
There are 8 balls in a bag. This is is the probability distribution of their color:


0.50.5
redgreen
Color

How many green balls were in the bag?
[1]