Emco Company has an assembly line of fixed size A. Total output is a function of the number of workers (crew size) as shown in the following schedule: Crew Size Total Output (No. of Units) (No. of Workers) 0 10 35 50 56 59 60 60 58 2 4 6 7 8 Write the following schedules: a. Marginal productivity of labour b. Average productivity of labour, and c. Elasticity of production with respect to labour