[Solved] If the interest paid is $20,000,the cash available at the beginning of the period is $230,000,and the cash available at the end of the period is $10,000,what is the approximate interest rate? A)18.18% B)36.36% C)17.39% D)13.39% E)17.17% Sputum Specimen: A sample of mucus coughed up from the lungs, collected for laboratory analysis to help diagnose respiratory diseases. Surgical Incision: A cut made through the skin and tissues during surgery to gain access to the area being operated on. Occult Blood: Refers to the presence of blood in the feces that is not visible to the naked eye, usually detected by chemical tests. Menstrual Cycle: The regular natural change that occurs in the female reproductive system, marking the preparation for potential pregnancy.