Question: What grid is the lowest when the time/retired is + 5 laps and the laps is less than 161?
SQL: SELECT MIN("Grid") FROM "2-15444757-2" WHERE "Time/Retired" = '+ 5 laps' AND "Laps" < 161.0;

Question: What is the biggest points when the grid is less than 13 and the time/retired is +7.538 secs?
SQL: SELECT MAX("Points") FROM "2-15444757-2" WHERE "Grid" < 13.0 AND "Time/Retired" = '+7.538 secs';

Question: Driver Ricardo Sperafico has what as his average laps?
SQL: SELECT AVG("Laps") FROM "2-15444757-2" WHERE "Driver" = 'Ricardo Sperafico';

Question: What is the name of the driver with 6 points?
SQL: SELECT "Driver" FROM "2-15444757-2" WHERE "Points" = 6.0;

Question: What is the average points that the driver Ryan Hunter-Reay has?
SQL: SELECT AVG("Points") FROM "2-15444757-2" WHERE "Driver" = 'Ryan Hunter-Reay';