Erie Company manufactures a mobile fitness device called the Jogging Mate. The company's labor standards for one Jogging Mate are as follows:

Standard Hours Standard Rate per Hour Standard Cost

$24$ minutes $ $6\mathrm{.}20$ $ $2\mathrm{.}48$

During August, $8,360$ hours of direct labor time were needed to make $19,500$ units of the Jogging Mate. The direct labor cost totaled $$50,996$ for the month.

Required:

What is the standard labor$-$hours allowed $($SH$)$ to makes $19,500$ Jogging Mates?

What is the standard labor cost allowed $($SH $\backslash$times SR$)$ to make $19,500$ Jogging Mates?

What is the labor spending variance?

What are the labor rate variance and the labor efficiency variance?

The budgeted variable manufacturing overhead rate is $$4\mathrm{.}50$ per direct labor$-$hour. During August, the company incurred $$45,144$ in variable manufacturing overhead cost. Compute the variable overhead rate and efficiency variances for the month.