Consider the following LP Output below.

An additional $20$ units of Labor are acquired, determine the new objective function value?

Current Objective Function Value $=$$$31\mathrm{.}20$

$\backslash$table$[[,$Final,Reduced,Objective,Allowable,Allowable$],[$Name$,$Value,Cost,Coefficient,Increase,Decrease$],[x,8\mathrm{.}4,0,2,2,0\mathrm{.}5],[$Y$,4\mathrm{.}8,0,3,1,1\mathrm{.}5],[$Constraints$],[,$Final,Shadow,Constraint,Allowable,Allowable$],[$Name$,$Value,Price,R$.$H$.$ Side,Increase,Decrease$],[$Time$,90,0\mathrm{.}24,90,57\mathrm{.}5,30],[$Labor$,48,0\mathrm{.}20,48,24,17\mathrm{.}25],[$Materials$,8\mathrm{.}4,0,1\mathrm{.}5,6\mathrm{.}9,1E+30$