Please just takes like ten secs. im just not smart.

With this one. will mark brainliest

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.)

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.