Suppose That 70% of the Customers at a Particular Fast

Short Answer

Suppose that 70% of the customers at a particular fast food restaurant order a hamburger, 50% order French fries, and 45% order both. Let H denote the event that a randomly selected customer orders a hamburger, and let F denote the event that he or she orders French fries.
-Determine the probability that a randomly selected customer orders either a hamburger or French fries.