Before beginning voice lessons, chad already knew how to sing 805 pieces, and he expects to learn 2 new pieces during each week of lessons. How many weeks of lessons with Chad need before he will be able to sing a total of 937 pieces?

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.)

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Polygon abcd is a rectangle what is the area