CREATE TABLE table_20038 ("Position" FLOAT, "Team" TEXT, "Points" FLOAT, "Played" FLOAT, "Won" FLOAT, "Drawn" FLOAT, "Lost" FLOAT, "For" FLOAT, "Against" FLOAT, "Difference" TEXT)

What the highest position when there is 28 against?
SELECT MAX("Position") FROM table_20038 WHERE "Against" = '28'
SELECT MAX("Position") FROM "table_20038" WHERE "Against" = '28'