How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Chris 76.7 Gravy 108 +4.6
+0.4
Blake 100.8 Faisal 90.6 +1.5
Josh 89.2 Niphon 66.9 -0.3
Dan 124.3 Jon 82.7 +0.3
-0.0
Kashif 109 James 101.1 -0.2
-0.2
Bradley 80.1 Andy 136.7 -0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Kashif 110.2 Gravy 128 +0.5
If winner is:HomeAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Josh vs Gravy-0.6+0.2
Faisal vs Dan+0.4-0.2
James vs Niphon-0.1+0.5
Bradley vs Blake+0.4-0.0
Kashif vs Andy-0.0+0.1

What If

Chances based on how well the Gravy finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In08543858,294,516
80-1In10711924,004,876
Total:In064148582,299,392
Games Above .500
Chance Will Make Playoffs