In the answer area, start by entering a$,$ b$,$ through e on five lines to properly label your $5$ answers. Then put your math calculations such as $(5+6+9+10)*1000$ units $=$ your answer. You can use Ctrl$+$B to bold your final answer for each line. You must show your work for the short answer questions to receive any credit. Also without showing your work, one little math error will mean that all the following answers are wrong. With work, you can earn full credit even with a math error. SHOW YOUR WORK.

Hardy Corporation's relevant range of activity is $9,000$ units to $13,000$ units. When it produces and sells $11,000$ units, its average costs per unit are as follows:

Average Cost per Unit

Direct materials $ $6\mathrm{.}70$

Direct labor $ $3\mathrm{.}30$

Variable manufacturing overhead $ $1\mathrm{.}60$

Fixed manufacturing overhead $ $13\mathrm{.}50$

Fixed selling expense $ $2\mathrm{.}35$

Fixed administrative expense $ $1\mathrm{.}90$

Sales commissions $ $0\mathrm{.}40$

Variable administrative expense $ $0\mathrm{.}30$

Required:

a$.$ For financial reporting purposes, what is the total amount of product costs incurred to make $11,000$ units? $($Do not round intermediate calculations.$)$

b$.$ If $12,000$ units are sold, what is the variable cost per unit sold? $($Round "Per unit" answer to $2$ decimal places.$)$

c$.$ If the selling price for the $12,000$ units is $$18\mathrm{.}70$ per unit, what is the contribution margin per unit sold? $($Round "Per unit" answer to $2$ decimal places.$)$

d$.$ If $10,000$ units are produced, what is the fixed manufacturing overhead cost per unit produced? $($Round "Per unit" answer to $2$ decimal places$)$

e$.$ What incremental manufacturing cost will the company incur if it increases production from $11,000$ to $11,001$ units? $($