CREATE TABLE "125cc_classification" (
  "rider" text,
  "manufacturer" text,
  "laps" real,
  "time" text,
  "grid" real
);

Question: What are the average Laps on Grid 15?
SQL: SELECT AVG("laps") FROM "125cc_classification" WHERE "grid"=15;

Question: What is the lowest number of Laps that have a Time of +24.440, and a Grid higher than 18?
SQL: SELECT MIN("laps") FROM "125cc_classification" WHERE "time"='+24.440' AND "grid">18;

Question: What is the highest number of Laps that have a Time of +18.366, and a Grid lower than 13?
SQL: SELECT MAX("laps") FROM "125cc_classification" WHERE "grid"<13 AND "time"='+18.366';