1.When Alex was as old as Erin was when Alex was half as old as Erin was when Alex was a year older than Erin is now, Erin was a third as old as Alex will be when Erin is as old as Alex is now. They are both in their thirties, and we have taken ages in complete years. What are their ages?

Alex 41 years, Erin 36

Alex 32 years, Erin 29

Alex 37 years, Erin 35