CREATE TABLE table_13758945_3 (losing_bonus VARCHAR, won VARCHAR, points_against VARCHAR)

how many losing bonus with won being 10 and points against being 283
SELECT COUNT(losing_bonus) FROM table_13758945_3 WHERE won = "10" AND points_against = "283"
SELECT COUNT("losing_bonus") FROM "table_13758945_3" WHERE "10" = "won" AND "283" = "points_against"