Table: denver_broncos_1985_season
Columns: week
date
opponent
result
game_site
record
attendance

Question: What was the attendance on september 29?
SQL: SELECT MAX("attendance") FROM denver_broncos_1985_season WHERE "date" = 'september 29'

Question: What was the attendance on september 8?
SQL: SELECT AVG("attendance") FROM denver_broncos_1985_season WHERE "date" = 'september 8'