Probability Powerplay
Level 6, 2026-01-17
A group of girls did a math test and here are their scores out of 5:
girls

5263
012345
Score

What fraction of the girls score exactly 2?
[2]
Cars go by on a road, each is a different color and type.

Probability of Color

0.80.2
purplered
Color

Probability of Type

1
sedanwagon
Type

What is the probability of a car being a purple sedan?
[2]
Roll 4 6-sided dice.
What is the probability of getting 4 numbers that are odd?
[1]
A wheel has 10 sections, each has a reward in dollars, from $1 through to $10.
What prize do we expect to get if we spin the wheel?
[1]
A bag has 2 balls with numbers from 3 to 4. You take out 1 ball.
What is the probability of getting the ball with the number 3?
[1]
There are 20 balls in a bag. This is is the probability distribution of their color:


0.40.10.5
orangepurpleblue
Color

How many purple balls were in the bag?
[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:


0.50.050.20.25
12345
Number

What is the probability of rolling a number that is bigger than 4?
[1]
You shoot an arrow at a target. There is a 60% chance of scoring a 20, a 20% 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]
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:


0.10.250.65
12345
Number

What is the probability of rolling a number that is smaller than or equal to 2?
[1]
A group of boys were timed running 100m. Here are the results:
boys

5136
1314151617
Time

What fraction of the boys run 100m in more than 13s?
[2]
Roll 1 6-sided die.
What is the probability of getting a number bigger than or equal to 3?
[1]
A wheel has 9 sections, each has a reward in dollars, from $1 through to $9.
What prize do we expect to get if we spin the wheel?
[1]
We asked a group of kids how many Bowls of Ramen they eat in a month. Here are the results:
kids

Bowls of Ramen02
16
22
35

What is the probability of the kids to eat more than 4 Bowls of Ramen in a month?
[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:


0.70.10.10.050.05
12345
Number

What is the probability of rolling 3 or 5?
[1]
There are 30 balls in a bag. This is is the probability distribution of their color:


0.10.9
yellowred
Color

How many red balls were in the bag?
[1]
You flip a coin and roll a 6 sided die.
What is the probability of getting a 1 or a 3 and a head?
[1]