How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
RunB 130.4 Apex 145.1 Out
Irel 84.7 Tank 148.3 +0.1
+0.4
WiCa 146.4 Luck 242.6 -0.1
KSMA 117.4 Funk 101.1 -0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Tank vs RunB+0.3-0.3
Apex vs KSMA+0.1-0.1
Irel vs ARON-0.1+0.1
Luck vs Funk+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
63-0Out7632732,251,190
52-1Out06375616,749,943
41-2Out380176,746,870
30-3Out45552,251,537
Total:Out11018571417,999,540
Games Above .500
Chance Will Make Playoffs