CREATE TABLE "punjab" (
  "serial_no" real,
  "district" text,
  "headquartered_city" text,
  "city_population_2009" real,
  "city_area_km_2" real
);

Question: What was the total city area for vehari city with a serial number bigger than 36?
SQL: SELECT COUNT("city_area_km_2") FROM "punjab" WHERE "headquartered_city"='vehari city' AND "serial_no">36;

Question: What was the lowest city population for the district of rajanpur district with a area of 6 km squared and a serial number less than 29?
SQL: SELECT MIN("city_population_2009") FROM "punjab" WHERE "city_area_km_2"=6 AND "district"='rajanpur district' AND "serial_no"<29;

Question: What is the sum of the serial numbers for narowal city?
SQL: SELECT SUM("serial_no") FROM "punjab" WHERE "headquartered_city"='narowal city';

Question: What is the sum of the area for the bahawalnagar district with a population more than 134,936?
SQL: SELECT SUM("city_area_km_2") FROM "punjab" WHERE "district"='bahawalnagar district' AND "city_population_2009">'134,936';

Question: What district was the city with an area smaller than 12 square kilometers and a serial number of 35?
SQL: SELECT "district" FROM "punjab" WHERE "city_area_km_2"<12 AND "serial_no"=35;