
Answer:
Assebly rate: $ 9.12 per labor hour
Testing rate: $11.43 per machine hour
Explanation:
Assembly Department Testing Department Total
                $702,000 $786,240 $1,488,240
Direct labor hours     77,000   95,480   172,480
Machine hours       95,500   68,760   164,260
[tex]\frac{Cost\: Of \:Manufacturing \:Overhead}{Cost \:Driver}= Overhead \:Rate[/tex]
Assembly rate:
702,000 / 77,000 = 9,11688
Testing rate
786,240 / 68,760 = 11,4347