Rich tasks 67: Hospitals and Ambulances

Rich Tasks 66: How many ways to fix?

In how many different ways can you fix this? You are allowed to use one extra matchstick and you can do 1 move at most.






Some solutions...

11 in base 2 equals to 3

Can there be more solutions?

Rich Tasks 65: What Mathematics Do You See In This Picture?

Math Pics 17: Euler Diagrams

 

Resource, Resource2

Rich Tasks 64: Introduction to Logs

Problem 128: Function in the function

Rich Tasks 63: Radical Activity 2

Rich Tasks 62: Radical Activity