1. Answer ALL questions. Show all your workings. 2. All answers must be hand-written and neat. Scan your answers CLEARLY, and submit in PDF or JPEG format. X 1. A firm has the following total product function: Q = 30L2 – 0.5L”. Write the functions of marginal product of labour (MPL) and average product of labour (APL). (3m) Calculate the number of labour where marginal product intersects with average product of labour. Thus, how much is the marginal production at this level? (3.5m) After what number of labour does marginal production become negative? (2m) State the range number of labour where efficient production happens. (2m) 2. A short-run estimated production function for a firm is given as: 90L + 30L2 2L3​