Learning Outcome LO1 : Identify principles of Operations Management LO2: Describe how products and services are designed by Operations Management LO3 : Interpret how products and services are managed by Operations Management 2. Layout Strategies (L01, LO2, O3-20 Points) An iron workshop PT BESI KUAT wants to improve its productivity to make hooks small iron by changing the layout of the workshop in the form of workstations. The workshop has been observe the activities of its workers in the workshop and arrange the activities in the form of the table below. Activities Duration ( second) Predecessor A 17 None B 15 18 B D 8 B E 12 B F 6 C,D,E G 14 F The workshop aims to produce 225 small iron hooks for 2 hours. Based on the information, answer the questions below. a) Sketch a precedence diagram of the above activities b) Calculate the cycle time and the minimum number of workstations to be created c) Create a grouping of workstations d) Calculate the efficiency of the work with the workstation