CREATE TABLE table_44307 ("Rank" FLOAT, "Country" TEXT, "Miss United Continent" FLOAT, "Virreina" FLOAT, "1st RU" FLOAT, "2nd RU" FLOAT, "3rd RU" FLOAT, "4th RU" FLOAT, "Semifinalists" FLOAT, "Total" FLOAT)

What is the least 3rd RU that is ranked less than 8 with a 4th RU greater than 0?
SELECT MIN("3rd RU") FROM table_44307 WHERE "4th RU" > '0' AND "Rank" < '8'
SELECT MIN("3rd RU") FROM "table_44307" WHERE "4th RU" > '0' AND "Rank" < '8'