) 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(x, y) = 100x y. Find (i) both marginal productivities. (2 marks) (ii) Evaluate and interpret the results when 243 units of labour and 32 units of capital are used. The demand of a commodity is q = and when p = 5 and p2 = 4. Epa (8 marks) 240+p+6p2 + P1P2. Find the partial Elasticities (10 marks)