Jdhdhhejekekke Jdhdhhejekekke 10-03-2021 Mathematics contestada Show and explain your work below the problem. Mr. Williams has a recipe for Rice Crispy treats that serves 30 people. He only needs to serve 20 people. How can he change each ingredient to make only 20 servings? 2 cups of melted butter 24 oz of marshmallows 12 cups of Rice Crispy cereal