What is the sum of balls faced associated with a strike rate over 48.28, 3 innings, and an average under 5?
CREATE TABLE "sri_lanka" (
  "name" text,
  "innings" real,
  "runs_scored" real,
  "balls_faced" real,
  "average" real,
  "s_r" real
);
SELECT SUM("balls_faced") FROM "sri_lanka" WHERE "s_r">48.28 AND "innings"=3 AND "average"<5;