Question 1184113
a. {{{(matrix(2,1,5,2))*(matrix(2,1,7,3)) = 350}}}


b.  If the particular worker is male, {{{(matrix(2,1,4,1))*(matrix(2,1,7,3)) = 140}}}.


If the particular worker is female, {{{(matrix(2,1,5,2))*(matrix(2,1,6,2))  = 150}}}.


c.  {{{(matrix(2,1,3,2))*(matrix(2,1,7,3)) = 105}}}