CREATE TABLE table_50685 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "TV Time" TEXT, "Attendance" FLOAT)

What is the highest attendance a result of W 30-7?
SELECT MAX("Attendance") FROM table_50685 WHERE "Result" = 'w 30-7'
SELECT MAX("Attendance") FROM "table_50685" WHERE "Result" = 'w 30-7'