Table: t_1964_austrian_grand_prix
Columns: driver
constructor
laps
time_retired
grid

Question: How many grids have 102 laps and a Time/Retired of + 6.18?
SQL: SELECT COUNT("grid") FROM t_1964_austrian_grand_prix WHERE "laps" > 102 AND "time_retired" = '+ 6.18'

Question: How many laps did innes ireland drive with a grid higher than 11?
SQL: SELECT SUM("laps") FROM t_1964_austrian_grand_prix WHERE "driver" = 'innes ireland' AND "grid" > 11

Question: What is the average grid that has a Constructor of brm, tony maggs, and a Laps larger than 102?
SQL: SELECT AVG("grid") FROM t_1964_austrian_grand_prix WHERE "constructor" = 'brm' AND "driver" = 'tony maggs' AND "laps" > 102