Please explain how to do this step by step

1. Roskam Housecleaning provides housecleaning services to its clients. The company uses an activity-based costing system for its overhead costs. The company has provided the following data from its activity-based costing system. Activity Cost Pool Cleaning.......... Job support Client support Other Total Cost $ 252,787 73,758 7,668 230,000 $ 564213 Total Activity 44,900 hours 5,700 jobs 270 clients Not Applicable The "Other" activity cost pool consists of the costs of idle capacity and organization-sustaining costs. One particular client, the Haan family, requested 49 jobs during the year that required a total of 245 hours of housecleaning. For this service, the client was charged $2,500. Required: a. Compute the activity rates (i.e., cost per unit of activity) for the activity cost pools. Round off all calculations to the nearest whole cent. b. Using the activity-based costing system, compute the customer margin for the Haan family. Round off all calculations to the nearest whole cent. c. Assume the company decides instead to use a traditional costing system in which ALL costs are allocated to customers on the basis of cleaning hours. Compute the margin for the Haan family. Round off all calculations to the nearest whole cent