$\backslash$table$[[$Output$,$TR$,$TC$],[0,0,19],[1,40,52],[2,80,80],[3,120,105],[4,160,128],[5,200,150],[6,240,174],[7,280,222]]$

The short$-$run equilibrium price of the product is $

The marginal revenue received from the sale of the $4^{th}$ unit of output is $

The marginal cost of the production of the $5^{th}$ unit of output is $

If the firm produces $1$ unit of output, it will make an economic

$$

$.$

If the firm will break even at $$ units of output.

Profit is maximized at $$ units of output.

The maximum profit is $ $$