Which Wins have a Year of 1963, and a Class of 50cc?
CREATE TABLE table_name_54 (wins INTEGER, year VARCHAR, class VARCHAR)
SELECT AVG(wins) FROM table_name_54 WHERE year = 1963 AND class = "50cc"
### Context: CREATE TABLE table_name_54 (wins INTEGER, year VARCHAR, class VARCHAR) ### Question: Which Wins have a Year of 1963, and a Class of 50cc? ### Answer: SELECT AVG(wins) FROM table_name_54 WHERE year = 1963 AND class = "50cc"