How are these numbers calculated?

Big Games

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

Week of 8/17100.0*Chance in playoffs100.0*Average seed
Biogenesis 275 Imposibear 250 -0.1
-0.8
ABB 331 Speed 283 In
-0.1
Pretzels 292 Mudflaps 254 In
If winner is:HomeAway
Week of 8/24100.0*Chance in playoffs100.0*Average seed
Imposibear vs Kumquat+0.4-0.4
Batters vs Biogenesis+0.3-0.3
Speed vs Pretzels-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
142-0In1547393,995,128
131-1In18827,989,387
120-2In682933,994,973
Total:In421687115,979,488
Games Above .500
Chance Will Make Playoffs