Snail in the Well – Challenge Questions

I’ve had some answers for today’s challenge question; however, no-one (apart from Alex – who got there in the end with some help) has got it correct yet.

 

 

 

 

 

 

 

 

 

This problem is harder than it looks (it’s not 30).

 

Here’s a hint:
Remember that it climbs up the well before it slides back down.