You have a small business selling cans of $321$ LGB$,$ a reasonably nasty$-$tasting energy drink.

You sell each can of $321$LGB for $$8\mathrm{.}00.$

Each can costs you $$3\mathrm{.}00$ to purchase from the manufacturer.

You pay your salesperson a $10\%$ commission on all sales on top of a base salary of $$1,300$ per month.

Your rent is $$1,900$ per month.

Other miscellaneous costs $($insurance$,$ utilities, etc.$)$ average $$580$ per month.

You are pretty sure you can sell $1,200$ cans per month at the $$8\mathrm{.}00$ price point.

A$.$ How many cans do you need to sell to breakeven each month $($round up to the nearest whole can$)?$

B$.$ How much monthly operating income will you have if you sell $1,200$ cans per month?

C$.$ If tax rates are $20\%,$ how much net income will you make if you sell $1,200$ cans?