Safari Live - Day 368 | National Geographic

We’re told that Jada owns a restaurant where customers can make their orders using an app. She decides to offer a discount on appetizers to attract more customers, and she’s curious about the probability that a customer orders a large number of appetizers…

We’re told in the beginning of each episode of a certain game show. Each contestant picks a certain door out of three doors. Then the game show host randomly picks one of the two prize bundles. After each round, each contestant receives a prize based on t…

[Arthur] I hate plastic. That’s why we’ve engulfed on a 15 year mission to turn that into something that we actually want. We have collected around 750 new materials that’s coming from our daily post-consumer waste. It can go into any consumer product a…

What’s up guys? It’s Graham here. So don’t ask me how this happened, but this morning I got insanely sidetracked looking through all of my previous YouTube videos, and wow, I talked a lot about the worst things that have happened to me. If you don’t belie…

Let’s get a little bit of practice estimating adding large numbers. So, if someone were to walk up to you on the street and say quickly, “Roughly, what is 49379 plus 250218?” What is that roughly equal to? Sometimes people will put this little squiggly eq…

A common complaint where I’m from, where I’m surrounded by lots of smart overachievers, is that happiness is for stupid people or happiness is for lazy people. A lot of times, it’s not. Runners will say, “I don’t want to be happy because I want to be succ…