Exercise $9-10($Algo$)$ Direct Labor and Variable Manufacturing Overhead Variances $[$LO$9-5,$ L$09-6]$

Erie Company manufactures a mobile fitness device called the Jogging Mate. The company uses standards to control its costs. The labor standards that have been set for one Jogging Mate are as follows:

$\backslash$table$[[,$Standard Rate,Standard$],[$Standard Hours,per Hour,Cost$],[27$ minutes,$$6\mathrm{.}40,$$$2\mathrm{.}88$