Problem $24\mathrm{.}5$A $($Algo$)$ Computing and Journalizing Cost Variances $($LO$24-3,$ LO$24-4)$

Slick Corporation is a small producer of synthetic motor oil. During May, the company produced $5,000$ cases of lubricant. Each case contains $12$ quarts of synthetic oil. To achieve this level of production, Slick purchased and used $16,500$ gallons of direct materials at a cost of $$20,496.$ It also incurred average direct labor costs of $$14$ per hour for the $4,208$ hours worked in May by its production personnel. Manufacturing overhead for the month totaled $$9,465,$ of which $$2,200$ was considered fixed Slicks standard cost information for each case of synthetic motor oil is as follows:

$\backslash$table$[[$Direct materials standard price,$$1\mathrm{.}30$ per gaigion$],[$Standard quantity allowed per case,$3\mathrm{.}25$ gallons$],[$Direct labor standard rate,$$\mathrm{.}16$ per hour$],[$Standard hours allowed per case,$0\mathrm{.}75$ direct labor hours$],[$Fixed overhead budgeted,$$2,600$ per month$],[$Normal level of production,$5,200$ cases per month$],[$Variable overhead application rate,$$1\mathrm{.}50$ per case$],[$Fixed overhead application rate cases