CREATE TABLE table_53603 ("Date" TEXT, "Opponent" TEXT, "Score" TEXT, "Loss" TEXT, "Attendance" FLOAT, "Record" TEXT)

What is the average attendance on april 24?
SELECT AVG("Attendance") FROM table_53603 WHERE "Date" = 'april 24'
SELECT AVG("Attendance") FROM "table_53603" WHERE "Date" = 'april 24'