## Eating, Laughing, Thinking, and YawningMath brain teasers require computations to solve.
Twice the number of people eating equals half of the people who are laughing; if twenty people are thinking, and all of the people thinking are also all of the people laughing... and a quarter of the people laughing are also yawning, then how many people are yawning? How many people are eating?
## AnswerE= eatingL= laughing T= thinking Y= yawning E= 0.25L 20= T 20= L E= 0.25 x 20 E= 5 Y= 0.25 x 20 Y= 5 There are five people eating and five people yawning. Hide ## What Next?
Tweet
See another brain teaser just like this one...Or, just get a random brain teaser If you become a registered user you can vote on this brain teaser, keep track of which ones you have seen, and even make your own. Back to Top |