KasiBersih Rumah 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 Total Cost (RM) Total Activity 78,800 hours 1,900 jobs 442,068 52,801 9,170 350 clients 110,601 Not applicable 614,640 The Other activity cost pool consists of the costs of idle capacity and organization- sustaining costs. One particular client, the Maria family, requested 46 jobs during the year that required a total of 92 hours of housecleaning. For this service, the client was charged RM2,230. Required: a) Compute the activity rate for the activity cost pools. (6 marks) (CLO3:PLO2:C3) b) Using the activity-based costing system, compute customer margin for the of the Maria family.