explain step by step, including the calculations$\mathrm{.}18$:$231113$

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Chapter $20$ handout$-$answers.doc

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E$20-12$B McQueen and Associates, a C$.$P$.$A$.$ firm, uses job order costing to capture the costs of its audit jobs. There were no audit jobs in process at the beginning of November. Listed below are data concerning the three audit jobs conducted during November.

$\backslash$table$[[,$Waller,Maltby,Woodard$],[$Direct materials,$$700,$$$400,$$$250$