Answer:
24.9%
Step-by-step explanation:
The highest rate of U.S. unemployment was 24.9% in 1933, during the Great Depression.1 Unemployment remained above 14% from 1931 to 1940. It remained in the single digits until September 1982 when it reached 10.1%.2 During the Great Recession, unemployment reached 10% in October 2009.