Table: midwest_athletic_conference
Columns: school
location
mascot
county
ihsaa_class
year_joined
previous_conference

Question: which # / county is correct for year less than 1981 and chalmers as location?
SQL: SELECT "county" FROM midwest_athletic_conference WHERE "year_joined" < 1981 AND "location" = 'chalmers'

Question: what is the correct year for # / county of 09 cass?
SQL: SELECT "year_joined" FROM midwest_athletic_conference WHERE "county" = '09 cass'

Question: what's the mascot for 66 pulaski 2?
SQL: SELECT "mascot" FROM midwest_athletic_conference WHERE "county" = '66 pulaski 2'