Probability Powerplay
Level 6, 2026-09-22
A group of people were timed running 100m. Here are the results:
people

Time134
141
153
164
17

What is the probability of the people to run 100m in more than 17s?
[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:


0.450.150.250.15
12345
Number

What is the probability of rolling a number that is smaller than 4?
[1]
You shoot an arrow at a target. There is a 40% chance of scoring a 10, a 30% chance of scoring a 50, or you might miss completely and score 0. What average score do you expect to get if you do this many times?
[1]
A group of kids were timed running 100m. Here are the results:
kids

2446
1314151617
Time

What fraction of the kids run 100m in exactly 15s?
[2]
A group of people did a math test and here are their scores out of 5:
people

16612
012345
Score

What fraction of the people score exactly 3?
[2]
We asked a group of kids how many Chocolates they eat in a week. Here are the results:
Chocolateskids
05
13
23
33

What is the probability of the kids to eat more than 2 Chocolates in a week?
[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:


0.050.050.20.7
12345
Number

What is the probability of rolling 2 or 5?
[1]
We asked a group of kids how many Sandwiches they eat in a month. Here are the results:
Sandwicheskids
00
15
23
36

What is the probability of the kids to eat less than 0 Sandwiches in a month?
[2]
Roll a die 90 times.
How many times would you expect to get a 4?
[1]
A bag has 9 balls with number 4 and 8 balls with a number 5. You take out 1 ball.
What is the probability of getting the ball with the number 4?
[1]
There are 60 balls in a bag. This is is the probability distribution of their color:


0.50.5
yellowgreenred
Color

If you choose a random ball from the bag, what is the probability of it not being yellow or green?
[1]
Cars go by on a road, each is a different color and type.

Probability of Color

0.30.7
yelloworange
Color

Probability of Type

0.40.6
sedanwagon
Type

What is the probability of a car being a yellow wagon?
[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:


0.70.050.25
12345
Number

What is the probability of rolling a number that is bigger than 5 and smaller than 2?
[1]
There are 60 balls in a bag. This is is the probability distribution of their color:


0.30.30.4
blueorangepink
Color

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