Arsenic-74 is used to locate brain tumors. It has a half-life of 17.5 days. a. Find the exponential model that represents the data. b. If 26 milligrams was injected into the body, how long will it take to reduce to 4.5 milligrams?

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.)

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events