CREATE TABLE table_9921 ("Date" TEXT, "Favorable" FLOAT, "No Opinion" FLOAT, "Unfavorable" FLOAT, "Net Favorable" TEXT)

What is the most unfavorable that is favorable of 34 during 1953 August and has a no opinion score larger than 24?
SELECT MAX("Unfavorable") FROM table_9921 WHERE "Favorable" = '34' AND "Date" = '1953 august' AND "No Opinion" > '24'
SELECT MAX("Unfavorable") FROM "table_9921" WHERE "Date" = '1953 august' AND "Favorable" = '34' AND "No Opinion" > '24'