The table below shows the marginal revenue and costs for a monopolist.

Demand, Costs, and Revenues

$\backslash$table$[[\backslash$table$[[$Price$],[($dollars$)]],\backslash$table$[[$Quantity$],[$Demanded$]],\backslash$table$[[$Marginal Revenue$],[($dollars$)]],\backslash$table$[[$Marginal Cost$],[($dollars$)]],\backslash$table$[[$Average Total Cost$],[($dollars$)]]],[$$$76,100,$$$76,$$$25,$$$139\mathrm{.}00$