Table: race_results_16
Columns: year
entrant
chassis
engine
points

Question: What year was the cosworth ca2006 2.4 v8 4 series used?
SQL: SELECT AVG("year") FROM race_results_16 WHERE "engine" = 'cosworth ca2006 2.4 v8 4 series'

Question: What engine did the mclaren mp4-20 use?
SQL: SELECT "engine" FROM race_results_16 WHERE "chassis" = 'mclaren mp4-20'

Question: What team used the toyota rvx-07 2.4 v8 engine
SQL: SELECT "entrant" FROM race_results_16 WHERE "engine" = 'toyota rvx-07 2.4 v8'

Question: in what year were 2 points scored?
SQL: SELECT MAX("year") FROM race_results_16 WHERE "points" = '2'

Question: What engine scored 17 points?
SQL: SELECT "engine" FROM race_results_16 WHERE "points" = '17'