Currently, the unit selling price of a product is $$750,$ the unit variable cost is $$600,$ and the total fixed costs are $$2,550,000.$ A proposal is being evaluated to increase the unit selling price to $$800.$

a$.$ Compute the current break$-$even sales $($units$).$

$x$ units

b$.$ Compute the anticipated break$-$even sales $($units$),$ assuming that the unit selling price is increased to the proposed $$800,$ and all costs remain constant.

$x$ units