Table: race_results_146
Columns: driver
team
laps
time_retired
grid
points

Question: Which Time/Retired has Laps smaller than 100, and Points larger than 0?
SQL: SELECT "time_retired" FROM race_results_146 WHERE "laps" < 100 AND "points" > 0

Question: Which Laps have a Time/Retired of + 4 laps, and a Grid larger than 18?
SQL: SELECT AVG("laps") FROM race_results_146 WHERE "time_retired" = '+ 4 laps' AND "grid" > 18

Question: Which Team has Laps of 100, and a Time/Retired of +8.6 secs?
SQL: SELECT "team" FROM race_results_146 WHERE "laps" = 100 AND "time_retired" = '+8.6 secs'