Table: ahuroa_school
Columns: name
years
area
authority
decile
roll

Question: Name the highest Decile for roll more than 325 and area of warkworth
SQL: SELECT MAX("decile") FROM ahuroa_school WHERE "roll" > 325 AND "area" = 'warkworth'

Question: Name the authority for roll of 54
SQL: SELECT "authority" FROM ahuroa_school WHERE "roll" = 54