Requirement 1. Compute the (a) budgeted indirect-cost rate and (b) actual indirect-cost rate. Why do they differ? Data table Identify the formula to calculate the budgeted indirect cost rate and then calculate the rate. Identify the formula to calculate the actual indirect cost rate and then calculate the rate. These rates differ because Requirement 2. What are the job costs of the Laguna Model and the Mission Model using (a) normal costing and (b) actual costing? (a) Identify the formula to calculate the indirect costs under normal costing and then calculate the indirect costs for each model