how do i do this the parts that are wrong

which part b is wrong and i dont know what im doing explain in detail step by step

Harmon Recycling Services (HRS), a not for-profit organization, has two drop-off centers, Westside and Eastside. The company is considering using a two-stage cost allocation system and wants to assess the effects on reported product profits. More detailed financial information for HRS follows: The company plans to use Clients to allocate user related costs and Stafl Costs to Mlocote staff related costs. An accounting sudent from the local colleye woiking on alelated project at HRS as a part of a couise, suggested a further fowluon after an analysis of the general operating accounts. Specifically, the student suggested that the staff related costs should be separated into two cont pools intead of one. One pool would be allocated based on staff hours and the other poot allociated based on stath costs. The general operating conts could the summaized as folows o. Compute the predetermined overhead rate used to apply the three general operating cost pools to the two center (Eastside and Westside) assuming HRS uses the the student's proposed two-stage cost system to allocate general operating costs. b. Based on the rates computed in requirement (a), what is the surplus (revenues minus costs) for each service? Answer is not complete. Complete this question by entering your answers in the tabs below. Compute the predetermined overhead rate used to apply the three general operating cost pools to the two conter (Exstside and Westside) assuming HRS uses the the student's proposed two-stago cost systern to allocate general operating costs. Note: Pound your answers to 2 decimal places. . Compute the predetermined overhead rate used to apply the three general operating cost pools to the two center (Eastside and Westside) assuming HRS uses the the student's proposed two-stage cost system to allocate general operating costs. b. Based on the rates computed in requirement (a). what is the surplus (revenues minus costs) for each service? Answer is not complete. Complete this question by entering your answers in the tabs below. Based on the rates computed in requirement (a), what is the surplus (revenues minus costs) for each service? Note: Do not round intermediate caiculations. Negative amounts should be lindicated by a minais shgn