CREATE TABLE table_name_69 (attendance INT, opponent VARCHAR, date VARCHAR)

What attendance has astros as the opponent, and april 29 as the date?
SELECT SUM(attendance) FROM table_name_69 WHERE opponent = "astros" AND date = "april 29"
SELECT SUM("attendance") FROM "table_name_69" WHERE "april 29" = "date" AND "astros" = "opponent"