Problem $10-11($Algo$)$ Direct Materials and Direct Labor Variances; Computations from Incomplete Data $[$LO$10-1,$ L$010-2]$

Sharp Company manufactures a product with the following standards:

$\backslash$table$[[,$Standard Quantity,Standard Price or$,$Standard$],[,$or Hours,Rate,Cost$],[$Direct materials,$3$ feet,$$5$ per foot,$$15$