**1.**

**How do I find which slope is steeper do I need to check the angle wrt the x axis?**

**2.**

**Once I take the Prime factors whats the next step?**

**3.**

**Calculating upto 20 would be time consuming is there any other way?**

**4.**

In one of the videos greg told that the average is towards the tail

**So how do I do it conceptually rather than Calculating all the values?**