CREATE TABLE table_name_32 (points INT, year VARCHAR, chassis VARCHAR)

How many points did Connaught Type A chassis earn on average before 1955?
SELECT AVG(points) FROM table_name_32 WHERE year < 1955 AND chassis = "connaught type a"
SELECT AVG("points") FROM "table_name_32" WHERE "chassis" = "connaught type a" AND "year" < 1955