Fermi Problems Archive
Showing 30 problems.
Oct 31
Play →How many light poles line the streets of a major city?
City LifeDifficulty 2 of 3Oct 30
Play →How many people are folding laundry somewhere in the US right now?
Everyday LifeDifficulty 2 of 3Oct 29
Play →How many people are learning to drive somewhere in the US right now?
TransportationDifficulty 2 of 3Oct 28
Play →How many bricks are laid by construction workers worldwide every day?
City LifeDifficulty 2 of 3Oct 27
Play →How many people are checking their phone somewhere in the world, right now?
TechnologyDifficulty 1 of 3Oct 26
Play →How many people fall asleep watching TV somewhere in the US every night?
CultureDifficulty 1 of 3Oct 25
Play →How many pizzas does a single pizza oven bake in its lifetime?
FoodDifficulty 1 of 3Oct 24
Play →How many people are waiting in a hospital emergency room somewhere in the US right now?
Human BodyDifficulty 2 of 3Oct 23
Play →How many wine bottles are labeled by hand versus machine worldwide each year?
FoodDifficulty 3 of 3Oct 22
Play →How many pencils are sharpened in schools across the US every day?
Everyday LifeDifficulty 1 of 3Oct 21
Play →How many people are waiting at a red light somewhere in a major city, right now?
City LifeDifficulty 2 of 3Oct 20
Play →How many wine grapes are picked worldwide during a harvest season?
FoodDifficulty 2 of 3Oct 19
Play →How many people are getting their eyes examined somewhere in the US right now?
Human BodyDifficulty 3 of 3Oct 18
Play →How many kites are flying somewhere in the world on a breezy weekend afternoon?
Everyday LifeDifficulty 1 of 3Oct 17
Play →How many people are on hold with customer service right now, in the US?
Everyday LifeDifficulty 3 of 3Oct 16
Play →How many ships are at sea worldwide right now?
TransportationDifficulty 2 of 3Oct 15
Play →How many houseplants are owned in the United States?
Everyday LifeDifficulty 1 of 3Oct 14
Play →How many people are waiting for a bus somewhere in a major city right now?
City LifeDifficulty 2 of 3Oct 13
Play →How many people are getting a massage somewhere in the world right now?
Human BodyDifficulty 3 of 3Oct 12
Play →How many people are learning a new language right now, worldwide?
CultureDifficulty 2 of 3Oct 11
Play →How many bathtubs are filled with water in the US every day?
Everyday LifeDifficulty 1 of 3Oct 10
Play →How many people are proposing marriage somewhere in the world today?
CultureDifficulty 2 of 3Oct 9
Play →How many people are asking a voice assistant a question right now, worldwide?
TechnologyDifficulty 2 of 3Oct 8
Play →How many people are giving blood somewhere in the world right now?
Human BodyDifficulty 3 of 3Oct 7
Play →How many rolls of toilet paper are used in the US every day?
Everyday LifeDifficulty 1 of 3Oct 6
Play →How many people sneeze at the same moment, worldwide, right now?
Human BodyDifficulty 2 of 3Oct 5
Play →How many air conditioners are running in the United States on a hot summer afternoon?
Everyday LifeDifficulty 1 of 3Oct 4
Play →How many people are stuck in traffic in Los Angeles right now, at rush hour?
TransportationDifficulty 2 of 3Oct 3
Play →How many people are scuba diving somewhere in the world right now?
NatureDifficulty 3 of 3Oct 2
Play →How many mangoes are eaten worldwide every day?
FoodDifficulty 2 of 3