CREATE TABLE table_name_60 (yards NUMBER, sack VARCHAR2, asst VARCHAR2, totaltk VARCHAR2)

What is the total of yards when asst. is 19, totaltk is 60 and sack is more than 0?
SELECT SUM(yards) FROM table_name_60 WHERE asst = 19 AND totaltk = 60 AND sack > 0
SELECT SUM("yards") FROM "table_name_60" WHERE "asst" = 19 AND "sack" > 0 AND "totaltk" = 60