can you please do part (b)?

As the managing partner of Marigold Accounting Services (HAS), Adam is trying to compare the profitability results of the firm's three different business lines: Audit, Tax, and Advisory Services. These three operating divisions are supported by three support departments: Billing. Human Resources, and IT. The cost drivers (or allocation bases) for each of the support departments, along with each department's usage of those services and its own original costs, are as follows. (a) Your answer is correct. Rank the three support departments by their original costs, and then allocate the support department costs using the step method. (Round intermediate calculations to 4 decimol places, es. 15.2516 and final answers to 2 decimol places, eg. 15.25.) Rank the three support departments by their original costs, and then allocate the support department costs using the step method. (Round intermediate calculations to 4 decimal places, eg. 15.2516 and final answers to 2 decimal places, eg. 15.25.) eTextbook and Media Attempts: 1 of 3 used (b) Rank the thrse support departments based on the percentage of their service provided to other support departments, and then allocate their costs using the step method, (Round intermediate calculotions to 4 decimal places, eg. 15.2516 and final answers to 2 decimal places. 6.3 .15 .25