Probability Powerplay
Level 6, 2026-07-14
A group of kids did a math test and here are their scores out of 5:
kids

55216
012345
Score

What is the probability of the kids to score more than 5?
[2]
Roll 12 6-sided dice.
How many times would you expect to get more than 4?
[1]
Flip a coin 12 times.
Each time a head comes up you win $3 and with each tail you lose $2. How much money would you expect to make altogether?
[1]
A bag has 5 balls with number 2 and 8 balls with a number 9. What will be the average of the numbers of the balls taken out of the bag
[1]
Flip 2 coins.
What is the probability of getting a head and a tail?
[1]
A group of kids were timed running 100m. Here are the results:
Timekids
131
141
156
161
176

What is the probability of the kids to run 100m in more than 17s?
[2]
A group of girls were timed running 100m. Here are the results:
girls

Time13
14
151
163
171

What is the probability of the girls to run 100m in exactly 16s?
[2]
A group of girls were timed running 100m. Here are the results:
girls

33435
1314151617
Time

What fraction of the girls run 100m in exactly 14s?
[2]
A group of humans were timed running 100m. Here are the results:
humans

Time135
145
15
164
176

What fraction of the humans run 100m in exactly 17s?
[2]
Roll 2 6-sided dice.
What is the probability of getting 2 numbers that are 1 or 4?
[1]
Roll 18 6-sided dice.
How many times would you expect to get more than 4?
[1]
We asked a group of humans how many Bananas they eat in a week. Here are the results:
humans

641
0123
Bananas

What is the probability of the humans to eat less than 1 Bananas in a week?
[2]
You roll 2 3-sided dice
You add the two numbers. What is the probability of getting more than 2?
[1]
A bag has 2 red balls and 9 blue balls. You take out a blue ball, then a blue ball, then another ball.
What is the probability of getting red for the last ball?
[1]