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*Average seed
Banks County Hi 0 East Hall High 5 -0.1
Week of 2/17100.0*Average seed
Central Macon H 4 Dodge County Hi 5 -0.0

What If

Chances based on how well the Rockmart High S finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859Count
152-0-0Out02101311981013138200107,479
131-1-0Out0031126342151081,439
121-0-1Out00292133259100214,248
110-2-0Out0173139193012,695
100-1-1Out0324402571053,225
90-0-2Out14131921201461033,274
Total:Out00232222357101315117642111000502,360
Points
Chance Will Make Playoffs