5. Lot sizing A producer with one product faces the following forecasted demand for the next it] weeks: Requirement 3t} it's-l '1'1 24 42 35 3D T5 ESE! essume furthermore that the producer faces a setup cost {Hi equal to 132 irr. each time production takes place and a storage costs {h} of [LED hr. per unit per week. a} Find the cost of the two extreme strategies Lctforlot {produce exactly what is needed in each period} and F'roduoe-onoe [produce everything needed in the first pe riod]. h} Determine the lot sizes using the Silver-Meat heuristic. c} Determine the lot sizes using Part Period Balancing technique. d]: Compare the results from the different techniques and comment the solutions. e]: Assume now that production capacity in any period is limited to a maximum production amount of ice. lIl'ireate a feasible production plan with setups in periods 1. 3. f5, 3 and 1t} considering this restriction. What is the cost of this plan? What happens it the maximal production is less than 4t]