CREATE TABLE "relegation" (
  "team" text,
  "2006_07_pts" text,
  "2007_08_pts" text,
  "2008_09_pts" real,
  "total_pts" real,
  "total_pld" real
);

Question: What is the total number of points with less than 49 points in 2008-09, and 46 points in 2006-07?
SQL: SELECT COUNT("total_pts") FROM "relegation" WHERE "2008_09_pts"<49 AND "2006_07_pts"='46';

Question: What is the total pld that has 36 points in 2007-08, and less than 55 points in 2008-09?
SQL: SELECT SUM("total_pld") FROM "relegation" WHERE "2007_08_pts"='36' AND "2008_09_pts"<55;

Question: What is the lowest total pld with 57 points in 2006-07, and more than 39 points in 2008-09
SQL: SELECT MIN("total_pld") FROM "relegation" WHERE "2006_07_pts"='57' AND "2008_09_pts">39;