Calculate missing values and put them in a table. In 2009 out of a total 4000
workers in factory 3300 were members of a trade union. The number of women
workers employed were 500 out of which 400 did not belong to any trade union. In
2008, number of workers in union were 3450 out of which 3200 were men. The
number of non union workers was 750 of which 200 were women.