Granite Construction Company is considering selling excess machinery with a book value of $348,900 (original cost of $469,600 less accumulated depreciation of $120,700) for $221,300, less a 4% brokerage commission. Alternatively, the machinery can be leased for a total of $215,930 for five years, after which it is expected to have no residual value. During the period of the lease, Granite Construction Companys costs of repairs, insurance, and property tax expenses are expected to be $12,312.

	Required:
a.	Prepare a differential analysis, dated November 7 to determine whether Granite should lease (Alternative 1) or sell (Alternative 2) the machinery. Refer to the Amount Descriptions list provided for the exact wording of the answer choices for text entries. For those boxes in which you must enter subtracted or negative numbers use a minus sign.
b.	On the basis of the data presented, would it be advisable to lease or sell the machinery? Explain.