CREATE TABLE table_name_15 (totals_06_10 NUMBER, pubs_2010 VARCHAR2, totals_07_11 VARCHAR2)

What is the lowest 06-10 totals with a pubs 2010 of 68 and a 07-11 totals larger than 305?
SELECT MIN(totals_06_10) FROM table_name_15 WHERE pubs_2010 = 68 AND totals_07_11 > 305
SELECT MIN("totals_06_10") FROM "table_name_15" WHERE "pubs_2010" = 68 AND "totals_07_11" > 305