Will mark brainiest :   for the grand opening of her store, rosemary is making 200 cupcakes. the recipe calls for 6 cups of flour to make 40 cupcakes. russell is rosemary by making an additional 200 cupcakes using a different recipe. his recipe calls for 10% more flour than rosemary’s recipe and makes 40 cupcakes. what is the total amount of flour that russell and rosemary need to make all 400 cupcakes? show your work