Becton Labs, Incorporated, produces various chemical compounds for industrial use. One compound, called Fludex, is prepared using an elaborate distilling process. The company has developed standard costs for one unit of Fludex, as follows:

$\backslash$table$[[,\backslash$table$[[$Standard Quantity$],[$Hours$]],$Standard Price or Rate,$\backslash$table$[[$Standard$],[$Cost$]]],[$Direct materials,$2\mathrm{.}10$ ounces,$$24\mathrm{.}00$ per ounce,$$50\mathrm{.}40$