How can I answer all parts to a, b and c please?

a. The following table shows some labour characteristics for a sub-group of the Canadian population in 1978, 1983, 2009 and 2010 (Statistics Canada, Tables1410-028701). The columns are the population of that sub-groups (Pop), the labour force (LF), the employment (E), the unemploymentsw), the unemployment rate (UR), the participation rate (PR) and the employment rate (ER). The rst four columns are in thousands of individuals and the last three in percentage. Fill the empty cells. Round your answers to the nearest rst decimal using the same measurement units. Labour characteristics for a sub-group of the Canadian population in 1978, 1983,2009 and 2010 (Statistics Canada, Table 1 4-1 0-028701 ) Year Pop LF E U UR PR ER 1978 1149 996 874 122 . Number . . Number . . Number 1983 1237 1053 836 217 20.608 85.125 67.583 2009 1126 Number Number 135 15.135 Number Number 2010 Number 893 Number Number Number 78.609 67.782 b. Using the above table, what is the new unemployment rate in 1983 if 20 thousand unemployed workers stop looking for a job? Express your answer in percentage rounded to the nearest rst decimal. Number c. Using the above table, suppose that the 1.5% of the labour force become unemployed every month in 1983. What is the approximated duration of unemployment on average in months? Round your answer to the nearest rst decimal. Number