How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Chance in playoffs100.0*Average seed
Flatbush 14 Ramaz 32 In
+0.6
North Shore 41 Ramaz 46 +31.6
+1.2
Central 34 HANC 35 +0.1
Week of 2/20None

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
50-0In10040,491,432
Total:In10040,491,432
Games Above .500
Chance Will Make Playoffs