What is the roll number of the school in Aramoho with a decile of 1?
CREATE TABLE "wanganui_district" (
  "name" text,
  "years" text,
  "gender" text,
  "area" text,
  "authority" text,
  "decile" real,
  "roll" real
);
SELECT "roll" FROM "wanganui_district" WHERE "area"='aramoho' AND "decile"=1;