Probability Powerplay
Level 6, 2026-07-23
Flip a coin 16 times.
Each time a Head comes up you win $4. How much money would you expect to make altogether?
[1]
A group of boys did a math test and here are their scores out of 5:
boys

16223
012345
Score

What is the probability of the boys to score more than 4?
[2]
A group of dogs were timed running 100m. Here are the results:
dogs

Time13
144
15
163
173

What is the probability of the dogs to run 100m in exactly 14s?
[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:


0.050.20.75
12345
Number

What is the probability of rolling a number that is bigger than 1 or smaller than 5?
[1]
We asked a group of girls how many Chocolates they eat in a day. Here are the results:
girls

3632
0123
Chocolates

What fraction of the girls eat less than 4 Chocolates in a day?
[2]
A wheel has 6 blue sections and 2 green sections.
What is the probability of getting green?
[1]
A bag has 6 balls with number 6 and 2 balls with a number 9. You take out 1 ball.
What is the probability of getting the ball with the number 9?
[1]
A bag has 4 balls with number 4 and 3 balls with a number 6. You take out 1 ball.
What is the probability of getting the ball with the number 6?
[1]
A group of girls were timed running 100m. Here are the results:
Timegirls
131
144
156
164
175

What fraction of the girls run 100m in less than 14s?
[2]
Roll 30 6-sided dice.
How many times would you expect to get more than 4?
[1]
There are 25 balls in a bag. This is is the probability distribution of their color:


0.20.8
yellowpurple
Color

How many purple balls were in the bag?
[1]
Roll a die 66 times.
How many times would you expect to get a 5?
[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:


0.350.10.250.10.2
12345
Number

What is the probability of rolling a 4?
[1]
Flip a coin 12 times.
Each time a head comes up you win $4 and with each tail you lose $2. It costs $16 to play (paid once). How much money would you expect to make altogether?
[1]
We asked a group of kids how many Pillows they eat in a day. Here are the results:
kids

1242
0123
Pillows

What is the probability of the kids to eat less than 3 Pillows in a day?
[2]