Question: Name the population density when barangay is Tiptip
SQL: SELECT "Pop. density (per km²)" FROM "1-1686313-1" WHERE "Barangay" = 'Tiptip';

Question: Name the least population 2007 for barangay is Poblacion II
SQL: SELECT MIN("Population (2007)") FROM "1-1686313-1" WHERE "Barangay" = 'Poblacion II';