CREATE TABLE "worldwide_top_15" (
  "rank" real,
  "name" text,
  "circulation_per_issue" real,
  "number_of_languages" real,
  "frequency" text,
  "publisher" text
);

Question: How many numbers of languages were there for issues with circulation of 44,748,000?
SQL: SELECT MAX("number_of_languages") FROM "worldwide_top_15" WHERE "circulation_per_issue"='44,748,000';

Question: What is the mean number of languages for the monthly frequency when the publisher is the hearst corporation?
SQL: SELECT AVG("number_of_languages") FROM "worldwide_top_15" WHERE "frequency"='monthly' AND "publisher"='hearst corporation';