Among the recipes with sea bass, how many percent of recipes can serve 10 people and above?
sea bass is a name of an ingredient; can serve 10 people and above refers to servings > = 10; calculation = MULTIPLY(DIVIDE(COUNT(servings > = 10 THEN recipe_id)), COUNT(recipe_id), 100)
SELECT CAST(SUM(CASE WHEN T1.servings >= 10 THEN 1 ELSE 0 END) AS REAL) * 100 / COUNT(*) FROM Recipe AS T1 INNER JOIN Quantity AS T2 ON T1.recipe_id = T2.recipe_id INNER JOIN Ingredient AS T3 ON T3.ingredient_id = T2.ingredient_id WHERE T3.name = 'sea bass steak'