Table: pan_athletics_1975
Columns: rank
nation
gold
silver
bronze
total

Question: What is the average number of bronzes when the rank is below 11 for trinidad and tobago with less than 1 total medal?
SQL: SELECT AVG("bronze") FROM pan_athletics_1975 WHERE "rank" < 11 AND "nation" = 'trinidad and tobago' AND "total" < 1

Question: What is the sum of gold medal totals for nations with 1 silver, less than 2 bronze, and ranked below 10?
SQL: SELECT SUM("gold") FROM pan_athletics_1975 WHERE "silver" = 1 AND "bronze" < 2 AND "total" = 1 AND "rank" < 10