The auto repair shop of Quality Motor Company uses standards to control the labor time and labor cost in the shop. The standard labor cost for a motor tune$-$up is given below:

$\backslash$table$[[,$Standard Hours,Standard Rate,Standard Cost$],[$Motor tune$-$up$,2\mathrm{.}50,$$$27\mathrm{.}00,$$$67\mathrm{.}50$