There's a lot of criteria by which we're selecting these brains.

I don't even know how old I am.

100 billion is the only number you need to know.

Here's a driver's license issued to Nicholas Walker.

Remember it's just the absolute value of these things that matters.

It's no place for a child.

How old did I look?

How old are you?

My grandfather is five times as old as I am.

40th Birthday. If any casting directors are watching.

Males, caucasian, ages 15 to 18.

So, we're doing a lot better with this model, because the correlation between active years and, endurance, is much stronger than was the correlation between age and endurance.

So let's use some letters to represent Imran and Diya's age.

How old would you say Mr. Stockbridge was?

I can no longer tell human ages.

approximate age...

Max age

It's the same guy. And he looks the same.

Country by country. Age by age. Shape by shape.

She is about my age.

The difference in their ages is six years.

Well, let's just say that x that's a little too big for what I want to write x equals Ali's current age.

They are the same age.

Can you guess her age?

This is a clonal tree as well.

So there's a lot more female gamers than people are really aware.

A prefect at your age?

This is an Age Line.

We can only know her approximate age.

How old is this Heisenberg?

I'm 45 years old.

A mountain ash lives over 100 years.

So the idea is that we're just predicting physical endurance among an, an adult sample.

All right, so once again what are we trying to solve for.

So here's the good news.

And if Tarush is fivex today, then Tarush would be fivex minus eighty five.

Sure. That's how you tell how old someone is from a cell sample.

They sat according to age.

Late twenties to midthirties.

To find this out, we sort the list.

The child's age?

Ages of the children?

I ran up to him and said, Bill!

And they all come from the neighborhood.

What is your age?