polish?

Note: Round your intermediate calculations to $2$ decimal places.

$4.$ If the company sells $7,400$ jars of polish, what is the financial advantage $($disadvantage$)$ of choosing to further process Grit $337$ rather than selling it as a cleaning powder?

Note: Enter any "disadvantages" as a negative value. Round your intermediate calculations to $2$ decimal places.

$5.$ If the company sells $10,500$ jars of polish, what is the financial advantage $($disadvantage$)$ of choosing to further process Grit $337$ rather than selling is as a cleaning powder?

Note: Enter any "disadvantages" as a negative value. Round your intermediate calculations to $2$ decimal places.

$\backslash$table$[[1.$ Incremental revenue,$$,3\mathrm{.}30,$per jar$],[2.$ Incremental contribution margin,$$,0\mathrm{.}70,$per jar$],[3.$ Number of jars that must be sold,,,per month$],[4.$ Financial advantage $($disadvantage$),,,],[5.$ Financial advantage $($disadvantage$),,,]]$