Homel ife Life Insurance Comparry has two service departments $($actuarial and premium rating$)$ and two production departments

$($advertising and sales$).$ The distribution of each service department's efforts $($in percentages$)$ to the other departments is shown in the

following table:

The direct operating costs of the departments $($including both variable and fixed costs$)$ are:

Required:

Determine the total costs of the advertising and sales departments after using the direct method of allocation.

$2$ Determine the total costs of the advertising and sales departments after using the step method of allocation.

Determine the total costs of the advertising and sales departments after using the reciprocal method of allocation.

Complete this question by entering your answers in the tabs below.

Required $1$

Required $2$

Determine the total costs of the advertising and sales departments after using the direct method of allocation.

I have tried to use examples to help me on this site, but there are numbers they are getting that they do not explain where they came from.