This year, Sigma, Incorporated generated $650,250 income from its routine business operations. In addition, the corporation sold the following assets, all of which were held for more than 12 months:

	Initial Basis	Accumulated Depreciation*	Sale Price
Marketable securities	$ 181,200	$ 0	$ 69,250
Production equipment	103,200	82,560	43,550
Business realty:
Land	176,250	0	209,750
Building	203,000	60,900	229,500

*Through date of sale.

Required:

a)Compute Sigmas taxable income assuming that it used the straight-line method to calculate depreciation on the building and has no nonrecaptured Section 1231 losses.

b)Recompute taxable income assuming that Sigma sold the securities for $194,000 rather than $69,250.

I need this in 20 min please