Marvel Parts, Incorporated, manufactures auto accessories. One of the company's products is a set of seat covers that can be adjusted to fit nearly any small car. The company uses a standard cost system for all of its products. According to the standards that have been set for the seat covers, the factory should work $990$ hours each month to produce $1,980$ sets of covers. The standard costs associated with this level of production are:

$\backslash$table$[[,$Total,$\backslash$table$[[$Per Set of$],[$Covers$]]],[$Direct materials,$$39,798,$$$20\mathrm{.}10$I