The table below shows the daily costs of Cathy's Corn Stand. Cathy sells her corn cobs in a perfectly competitive market.

Cathy's Corn Stand's Production Costs

$\backslash$table$[[$Quantity $($corn cobs$),$AVC $($dollars$),$ATC $($dollars$),$MC $($dollars$)],[8\mathrm{.}0,$$$5\mathrm{.}00,$$$12\mathrm{.}50,$$$2\mathrm{.}50$