1. The production function of a firm is stated as O=10K"-['s; where O is the output level, K is the capital input, and L is the labour input. The firm rents capital at @12 per hour and hires labour at a wage rate of c3. The firm's operating budget is estimated to be #192. The firm sells it output for #2.50. a. Plot the isocost line for the firm. b. Find the optimal levels of capital and labour that the firm must utilise in the long run. c. At the optimal levels of capital and labour usage, calculate the firm's total profit