CREATE TABLE "heat_1" (
  "rank" real,
  "name" text,
  "1st_run" text,
  "2nd_run" text,
  "3rd_run" text,
  "total" real
);

Question: With a 1st run of 53.300 (7), and greater than 21 total, what is the average rank?
SQL: SELECT AVG("rank") FROM "heat_1" WHERE "1st_run"='53.300 (7)' AND "total">21;

Question: What 2nd run has a less than 6 rank, and 3 as the total?
SQL: SELECT "2nd_run" FROM "heat_1" WHERE "rank"<6 AND "total"=3;

Question: When the 3rd run is 36.490 (3) what is the 2nd run?
SQL: SELECT "2nd_run" FROM "heat_1" WHERE "3rd_run"='36.490 (3)';