CREATE TABLE table_name_99 (total_medals NUMBER, gold_medals VARCHAR2, ensemble VARCHAR2)

What was the average total medals received by Roland Hayes School when there were 0 gold medals?
SELECT AVG(total_medals) FROM table_name_99 WHERE gold_medals = 0 AND ensemble = "roland hayes school"
SELECT AVG("total_medals") FROM "table_name_99" WHERE "ensemble" = "roland hayes school" AND "gold_medals" = 0