Dake Corporation produces and sells $4,000$ units, its average costs per unit are as follows:

Variable Manufacturing Cost per unit

Total Admin Exp

Total Admin Exp. @$5,000$ units

Unit Product Cost

Total Product Cost @$5,000$ units

Total Fixed Period Cost

Total Non$-$Manufacturing $($Period$)$ Costs @ $5,000$ units

If Selling Price per unit $=$ $$30,$ Contribution Margin @ $4,000$ units