PLEASE EXPLAIN STEP BY STEP, THANK YOU

Quiz Capacity Planning (Constraints) (A total of 10 marks) Sandwich Health Shop prepares its standard sandwich according to the following process: Step Activity Time Pre Req (Seconds) step 45 1 Customer places the order and pays for it to cashier 2 Worker 1 cut the bread 20 1 3 40 2 Worker 2 adds ingredients And places the sandwich into the toaster Toaster heats the sandwich (One sandwich at a time) I 4 50 3 5 35 4 Worker 3 takes out from the toaster, wraps and hands the sandwich to the customer All the five steps should be carried out in sequence: 1, 2, 3, 4, 5 Questions: 1. Draw a flow diagram of all five steps, each step in a different block. Write the activity in each block and the time it takes under the block (as explained in class). (3 marks) 2. What is the bottleneck step? (2 marks) 3. What is the maximum number of sandwiches per hour that can be handled by the present configuration of the process? (2 marks) 4. How many sandwiches can be processed per hour if a second piece of equipment is added to the bottleneck step