Match each mathematical expression to the term below which represents its meaning: ALD/Aw is ACost/AK is ACost/AL is AQ/AL is ARevenue/AL is AProfit/AL is AMPL/AMPK is AMPPL/AMPPK is ACost/AQ is AProfit/AQ is AProfit/ARevenue is ARevenue/AQ is %ALD/%Aw is Aw/ALD is %Aw/%ALD is AQ/AK is Enter "1" for Marginal rate of technical substitution Enter "2" for Elasticity of labour demand Enter "3" for Marginal physical product of capital Enter "4" for Marginal product of labour Enter "5" for Marginal revenue Enter "6" for Marginal cost of production Enter "7" for Marginal cost of labour Enter "8" for None of the above