Question: Which Ratio has a Similar ISO A size of A3?
SQL: SELECT AVG("Ratio") FROM "2-166105-6" WHERE "Similar ISO A size" = 'A3';

Question: Which mm × mm has an in × in of 11 × 17?
SQL: SELECT "mm × mm" FROM "2-166105-6" WHERE "in × in" = '11 × 17';

Question: Which Ratio has a Name of ANSI E?
SQL: SELECT MIN("Ratio") FROM "2-166105-6" WHERE "Name" = 'ANSI E';

Question: Which Ratio has an in × in of 17 × 22?
SQL: SELECT "Ratio" FROM "2-166105-6" WHERE "in × in" = '17 × 22';