Please write your answer on a piece of paper and scan and upload the handwritten answers using the QR Code available in the Scan and Upload Section of this exam. (a) Production of a firm is given by the Cobb Douglas Function Q=4K ass L ass. Find out productions for the following combinations (K=1,L=2) and (K=2,L=4) where K and L stand for capital and Labor. What is the retum to scale exhibited by the firm? (2+1) (b) The following combinations of K and 1 produce 19 units of product X Graphically represent the data in the form of an isoquant. Identify the regions outside economic region of production. (2+1) (c) If the unit costs of capital and labor are US 10 and US 20 respectively and the total cost is US 100 , what is the equation of the corresponding isocost? What is the cost minimizing point of operation if the isoquant is as given in sub-question (b)? Graphically represent the above situstion. (i+1+2)