Question: what is the total when the rank is total and the silver is less than 10?
SQL: SELECT SUM("Total") FROM "2-18403663-1" WHERE "Rank" = 'total' AND "Silver" < 10.0;

Question: what is the least silver when gold is 0?
SQL: SELECT MIN("Silver") FROM "2-18403663-1" WHERE "Gold" < 0.0;

Question: what is the total silver when total is 30 and bronze is more than 10?
SQL: SELECT COUNT("Silver") FROM "2-18403663-1" WHERE "Total" = 30.0 AND "Bronze" > 10.0;

Question: what is the total when bronze is more than 1, nation is hong kong (hkg) and gold is less than 3?
SQL: SELECT SUM("Total") FROM "2-18403663-1" WHERE "Bronze" > 1.0 AND "Nation" = 'hong kong (hkg)' AND "Gold" < 3.0;