) For some firm the number of units produced when using a units of labour and y units of capital is given by the production function f(z, y) = 100styl. Find (i) both marginal productivityes. (2 marks) (ii) Evaluate and interpret the results when 243 units of labour and 32 units of capital are used. (8 marks) The demand of a commodity is q = 240 + p; + 6p2 + pip2. Find the partial Elasticities Equ Epi and Bpa 54 when pi = 5 and p2 = 4. (10 marks)