CREATE TABLE table_46297 ("Rank" FLOAT, "Heat" FLOAT, "Name" TEXT, "Nationality" TEXT, "Time" TEXT)

what is the rank when the time is 3:12.40?
SELECT SUM("Rank") FROM table_46297 WHERE "Time" = '3:12.40'
SELECT SUM("Rank") FROM "table_46297" WHERE "Time" = '3:12.40'