3. As of July 2007, Sandy Island's economy had 10,000 employed, 1,000 unemployed, and 5,000 out of the labor force. During the month of August 2007, 80 people lost their jobs, 20 quit, 150 were hired or rehired, 50 left the workforce, and 40 entered or re-entered the workforce. Calculate for July 2007: a. The unemployment rate. b. The ratio of employment to population. Also, calculate for the end of August 2007: c. The number of unemployed people. d. The number of people employed. and. The unemployment rate.