CREATE TABLE table_375 ("Rank" FLOAT, "English title" TEXT, "Chinese title" TEXT, "Average" FLOAT, "Peak" FLOAT, "Premiere" FLOAT, "Finale" FLOAT, "HK viewers" TEXT)

What numbr on the list had a peak rating of 42?
SELECT MIN("Rank") FROM table_375 WHERE "Peak" = '42'
SELECT MIN("Rank") FROM "table_375" WHERE "Peak" = '42'