Crystal Charm Company makes handcrafted silver charms that attach to jewelry such as a necklace or bracelet. Each charm is adorned with two crystals of various colors. Standard costs follow:

$\backslash$table$[[,$Standard Quantit,Standard Price $($Rate$),\backslash$table$[[$Standard Unit$],[$Cost$]]],[\backslash$table$[[$Silve$],[$Crust$]],0\mathrm{.}50$ ounce,$$25\mathrm{.}00$ per ounce,$$12\mathrm{.}50$