What Is Marginal Revenue? Based on the Provided Schedule from the Chesapeake

Essay

What is marginal revenue? Based on the provided schedule from the Chesapeake Bay Swing Company,at which quantity should Chesapeake Bay stop producing additional swings?
$$\begin{array} { c c c c } \underline{\text { Quantity }} & \underline{ \text { Marginal Revenue} } & \underline{ \text { Marginal Cost }} & \underline{ \text { Total Profit} } \\1 & \$ 260 & \$ 160 & \$200\\2 & 110 & 140 & 270 \\3 & 190 & 120 & 340 \\4 & 170 & 140 & 370 \\5 & 160 & 160 & 370 \\6 & 150 & 180 & 340 \\7 & 120 & 220 & 240\end{array}$$