Mrs. jones is a 90-year-old female having laparoscopic surgery on her gallbladder. dr. lot, the anesthesiologist for this case, documents she is a normal healthy person and begins to prepare the patient for surgery at 07:30 am. surgery begins at 08:00 am. the surgery is concluded at 09:30 am. the anesthesiologist releases the patient to the pacu nurses at 09:45 am. how many minutes of anesthesia time transpired and what is the appropriate anesthesia code?