In episode 7 what was the highest amount of money requested by Jerry Mantalvanos & Paul Merker ?
CREATE TABLE "series_5" (
  "episode" text,
  "first_aired" text,
  "entrepreneur_s" text,
  "company_or_product_name" text,
  "money_requested" real,
  "investing_dragon_s" text
);
SELECT MAX("money_requested") FROM "series_5" WHERE "episode"='episode 7' AND "entrepreneur_s"='jerry mantalvanos & paul merker';