Kubin Company$$s relevant range of production is $18,000$ to $22,000$ units. When it produces and sells $20,000$ units, its average costs per unit are as follows:

Average Cost per Unit

Direct materials $ $7\mathrm{.}00$

Direct labor $ $4\mathrm{.}00$

Variable manufacturing overhead $ $1\mathrm{.}50$

Fixed manufacturing overhead $ $5\mathrm{.}00$

Fixed selling expense $ $3\mathrm{.}50$

Fixed administrative expense $ $2\mathrm{.}50$

Sales commissions $ $1\mathrm{.}00$

Variable administrative expense $ $0\mathrm{.}50$

Required:

For financial accounting purposes, what is the total product cost incurred to make $20,000$ units?

For financial accounting purposes, what is the total period cost incurred to sell $20,000$ units?

For financial accounting purposes, what is the total product cost incurred to make $22,000$ units?

For financial accounting purposes, what is the total period cost incurred to sell $18,000$ units? $1.$ Total Product Cost: $2.$ Total Period Cost: $3.$ Total Product Cost: $4.$ Total Period Cost: