please help!!! I have tried working this practice problem and I am struggling

IE4-2 Using an Activity Based Costing System to Determine Customer Profitability Merdian Tracer Company is evaluating some of its larger cilients. Some of the management belleves that certal clients are not as profitable as others due to some of the period costs assoclated with each customer. Some of these customers may even be costing the company money Management is interested in a customer cost analysis, but there Is some debate as to whether or not Activity Based Costing would apply to this situation. directly relad to these sustuiners, uile accounting department was easlly able to procure cost information directly related to these specific clients: Required: 1. Calculate the Predetermined Overhead Rate if management belleves that Order Processing is the main cost driver. 2. Use the Predetermined Overhead Rate from Requrement 1 to determine the profitability of each customer. 3. Use Activity Based Costing to determine the Activity Rates for each customer activity. 4. Use the Activity Rates to calculate the profitability of each customer. Nerdian Tracer Company is evaluating some of its larger clients. Some of the management believes that certain clients are not as profitable as others due to some of the period costs associated with each customer some of these customers may even be costing the company money. Management is interested in a customer cost analysis, but there/s some debate as to whether or not Activity Based Costing would apply to this situation. Due to the size of these customers, the accounting depsrtment was essily able to procure cost informafion directlv related to these specific clients: Required: 1 Calculate the Predetermined Overhead Rate if management believes that order Processing is the main cost driver? 2 Use the Predetermined Overhead Rate from Regurement 1 to determine the prohitabi ity of each custamer 3. Use Activity Bosed Costing to determine the Activity Rates for each customer activity. 4. Use the Activity Rates to calculate the profitability of each custamer. Required: 1. Calculate the Predetermined Overhead Rate if management believes that Order Processing is the main cost driver. 2. Use the Predetermined Overhead Rate from Requrement 1 to determine the profitability of each customer. 3. Use Activity Based Costing to determine the Activity Rates for each customer activity. 4. Use the Activity Rates to calculate the profitability of each customer