Mr. Khaled is the Continuous Improvement Manager at a local bank in Sharjah. He has been hired to improve the flow of operations behind the front line. In particular, what usually seems to the customer as a simple transaction, it is behind the front line where transactions that are processed are critical to delivering the customer experience but are often unseen by customers.

Mr. Khaled had attributed a major issue in the operations to the recently adopted computerized accounts system, that is used from 8 am to 12 pm, daily. The tasks in the Table below describe the current steps to process a customer account.

Tasks Time (Min) Predecessors

A. System's Initialization 2 --

B. Manual System Testing 3 A

C. Receiving customer's portfolio 5 A

D. Computerpersonnel Interface 8 A

E. Generating three difference financial scenarios 15 B,C

F. Selecting most suitable scenario 20 D,E

G. Running feasibility Study 12 E

H. Finalizing the report and account statement 18 F,G

I. Submitting report to Manager 10 G,H

J. System's Reset 5 I

c) In order to be able to process even more accounts, Senior Management approved to increase the team size to 5 members. Help Mr. Khaled design a system that will process the maximum number of accounts with 5 employees. What is the efficiency of the new system?