SCHEMA:
CREATE TABLE table_name_22 (away VARCHAR, season VARCHAR, record VARCHAR, win__percentage VARCHAR)
USER:
What is the away score with a record of 7-4, win% of 0.637, and 2010 season?

QUERY:
SELECT away FROM table_name_22 WHERE record = "7-4" AND win__percentage = 0.637 AND season = "2010"