Why are the ages assumed?
How did they come to these ages?
There is a difference between assumptions and estimates. Estimates are based on something factual, whereas assumptions are usually based on nothing more than personal beliefs.
What ages are
you assuming? How did
you come to those ages?
After all, since you asked us to show you ours, that obligates you to show us yours.
Or did you simply commit a run-by fruiting?