Table: draft_pick_30
Columns: round
pick
player
nationality
college_junior_club_team

Question: What is Sum of Round, when College/Junior/Club Team is Brandon Wheat Kings ( WHL ), when Player is Mike Perovich (D), and when Pick is less than 23?
SQL: SELECT SUM("round") FROM draft_pick_30 WHERE "college_junior_club_team" = 'brandon wheat kings ( whl )' AND "player" = 'mike perovich (d)' AND "pick" < 23

Question: What is the sum of Round, when Player is Tim Hunter (RW), and when Pick is less than 54?
SQL: SELECT SUM("round") FROM draft_pick_30 WHERE "player" = 'tim hunter (rw)' AND "pick" < 54