How far is the director if he hears the drumbeat in 0.40 seconds? the speed of sound is 330 m/s

What is 1/2 x (6 x 4)+3 + 2 show your work

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.)

Find the value of x for which the lines are parallel.