Question: A nurse's work responsibilities include patient checks, directly assisting a physician and preparing patient medications. On Tuesday, Fred, a nurse, spent 3 hours preparing patient medications, 4 hours completing patient checks and 1 hour assisting a physician directly. If Fred's work hours on Wednesday are spent approximately the same way they were on Tuesday, what are the chances that at any given moment on Wednesday Fred will be preparing patient medications or assisting a physician directly? Show step by step work! Give answer as a fraction in lowest terms.