<<under construction>>
Solvable problems
https://www.youtube.com/watch?v=M8DrWjEo3IE
These homework problems were given to 10 year old children (Year 5) in England (Glossop, Derbyshire) and they were posted to Facebook when some adults found them to be difficult. One person claimed the problems were impossible to solve. Can you figure them out?
Infinitely many solutions
https://www.youtube.com/watch?v=XM1NNRNmZ6c
This problem was shared on Facebook with the claim that only one in a thousand could figure it out. It went viral and generated over 3 million comments. Here is the problem. If 1 + 4 = 5, 2 + 5 = 12, 3 + 6 = 21, what is 8 + 11 = ? This video presents what many people believe to be the correct answer.
No solution
https://www.youtube.com/watch?v=GbQQcrwYHt0
A geometry textbook has the following problem: "A right triangle has a hypotenuse equal to 10 and an altitude to the hypotenuse equal to 6. What is the area of the triangle?" Can you figure out the correct answer?