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
ARON 117.8 Ram 158 -0.3
RunB 130.4 Apex 145.1 +0.2
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Irel vs ARON-0.0In
-0.3+0.3
Ram vs WiCaIn-0.0
Tank vs RunB+0.2-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
123-0In1002,251,375
112-1In9376,746,524
101-2In4135516,747,000
90-3100.0%11841402,254,641
Total:100.0%631342017,999,540
Games Above .500
Chance Will Make Playoffs