Would like to understand how to calculate the attached. and how to address the questions in the attached.

Problem 566 Customer-Profitability Profile; Continuation of Preceding Problem LO 5-9) Refer to the information given in the preceding problem for Fresno Fiber Optics and two of its customers, Trace Telecom and Caltex Computer. Additional information for six of Fresno's other customers for the most recent year follows: Customer Golden Gate Service Associates Tele-Install, Inc. Graydon Computer Company MidState Computing Company Network-All, Inc . The California Group Required: Operating Income S71,ooo (18,000) 60,000 42,000 93,000 6,000 1. Prepare Fresno Fiber Optics' customer profitability profile for the most recent year. 2. As Fresno Fiber Optics' director of cost management, write a memo to the company's vice president of marketing that will accompany the customer profitability profile. Include a brief explanation of the methodology used and comment on the results.