E$9-9($Algo$)$ Calculating Direct Labor Variances $[$LO $9-4]$

Parker Plastic, Incorporated, manufactures plastic mats to use with rolling office chairs. Its standard cost information for last year follows:

$\backslash$table$[[,$Standard Quantity,Standard Price $($Rate$)],[$Direct materials $($plastic$),12$ square foot,$$1\mathrm{.}45$ per square foot$],[$Direct labor,$0\mathrm{.}3$ hour,$$11\mathrm{.}90$ per hour$],[$Variable manufacturing overhead $($based on direct labor hours$),0\mathrm{.}3$ hour,$$2\mathrm{.}30$ per hour$],[$Fixed manufacturing overhead units$),,0\mathrm{.}69]]$

Parker Plastic had the following actual results for the past year:

$\backslash$table$[[$Number of units produced and sold,$1,160,000$