Question: How much Converted has a Number of 35, and a Withdrawn smaller than 1952?
SQL: SELECT COUNT("Converted") FROM "2-1895522-3" WHERE "Number" = '35' AND "Withdrawn" < 1952.0;

Question: How much Withdrawn has a Number of 42, and a Previous Number(s) larger than 68178?
SQL: SELECT SUM("Withdrawn") FROM "2-1895522-3" WHERE "Number" = '42' AND "Previous Number(s)" > 68178.0;

Question: Which Withdrawn has a Previous Class of j69, and a Previous Number(s) smaller than 68532, and a Converted larger than 1959?
SQL: SELECT MAX("Withdrawn") FROM "2-1895522-3" WHERE "Previous Class" = 'j69' AND "Previous Number(s)" < 68532.0 AND "Converted" > 1959.0;