$1.$ Check your worksheet by changing the total fixed manufacturing overhead cost for the Milling Department in the Data area to $$300,000,$ keeping all other data the same as in the original example. If your worksheet is operating properly, the total cost of Job $407$ should now be $$2,350.$ If you do not get this answer, find the errors in your worksheet and correct them.

Change the total fixed manufacturing overhead cost for the Milling Department in Data area back to $$390,000,$ keeping all of the other data the same as in the original example. Consider a new job, Job $408,$ with the following characteristics:

In your worksheet, enter this new data in the cells for Job $407.$

What is the new selling price for Job $408?$

$3.$ Without changing the data for the job from requirement $2$ above, what is the selling price for Job $408$ if the total number of machine$-$hours in the Assembly Department increases from $3,000$ machine$-$hours to $5,000$ machine$-$hours?

$4.$ Restore the total number of machine$-$hours in the Assembly Department to $3,000$ machine$-$hours. And keep the job data the same as it was in Requirement $2.$ What is the selling price for Job $408$ if the total number of direct labor$-$hours in the Assembly Department decreases from $80,000$ direct labor$-$hours to $40,000$ direct labor$-$hours?