Required:

$1$A$.$ Using the company's plantwide approach:

Compute the plantwide predetermined rate for the current year.

Predetermined overhead rate $\%$ of direct labor cost

$2$A$.$ Suppose that instead of using a plantwide predetermined overhead rate, the company had used departmental predetermined overhead rates based on direct labor cost. Under these conditions:

Compute the predetermined overhead rate for each department for the current year.

Fabricating department $\%$ of direct labor cost

Machining department $\%$ of direct labor cost

Assembly department $\%$ of direct labor cost