15% of $9 is $ this is a question on my math worksheet respond quick and show the steps on how to do it and you

Name the most appropriate metric unit for each measurement

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

Vertical angles must check all that apply