CREATE TABLE table_63746 ("School" TEXT, "Location" TEXT, "Mascot" TEXT, "Enrollment" FLOAT, "IHSAA Football Class" TEXT, "Primary Conference" TEXT, "County" TEXT)

What county has an IHSAA Football Class of A, and a Mascot of royals?
SELECT "County" FROM table_63746 WHERE "IHSAA Football Class" = 'a' AND "Mascot" = 'royals'
SELECT "County" FROM "table_63746" WHERE "IHSAA Football Class" = 'a' AND "Mascot" = 'royals'