Glisan Corporation's relevant range of activity is $4,300$ units to $8,300$ units. When it produces and sells $6,300$ units, its average costs

per unit are as follows:

Required:

a$.$ For financial reporting purposes, what is the total amount of product costs incurred to make $6,300$ units?

b$.$ For financial reporting purposes, what is the total amount of period costs incurred to sell $6,300$ units?

c$.$ If $5,300$ units are sold, what is the total amount of variable costs related to the units sold?

d$.$ If the selling price is $$24\mathrm{.}35$ per unit, what is the contribution margin per unit sold?

Note: Round "Per unit" answer to $2$ decimal places.

e$.$ What incremental manufacturing cost will the company incur if it increases production from $6,300$ to $6,301$ units?

Note: Round "Per unit" answer to $2$ decimal places.