Who was President immediately before Franklin D. Roosevelt?

Who was First Lady during Herbert Hoover's presidency? Lou Hoover was married to which president? Which number president was Franklin D. Roosevelt? Who succeeded Franklin D. Roosevelt as President of the United States? Which president served from 1933 to 1945? In what year did Franklin D. Roosevelt first take office as President? In which state was Franklin D. Roosevelt born? Who was Franklin D. Roosevelt's first Vice President?