As part of a loan agreement with a local bank, Brazos Company must present quarterly and cumulative income statements for the year 2009. The company uses periodic inventory procedure and marks its merchandise to sell at a price yielding a gross margin of 30 per cent. Selected data for the first six months of 2009 are as follows:

 

First Quarter

Second Quarter

Sales

$248,000

$256,000

Purchases

160,000

184,000

Purchase returns and allowances

9,600

11,200

Purchase discounts

3,200

3,520

Sales returns and allowances

8,000

4,800

Transportation-in

8,000

8,320

Miscellaneous selling expenses

25,600

24,000

Miscellaneous administrative expenses

9,600

8,000

The cost of the physical inventory taken 2008 December 31, was USD 30,400.

a. Indicate how income statements can be prepared without taking a physical inventory at the end of each of the first two quarters of 2009.

b. Prepare income statements for the first quarter, the second quarter, and the first six months of 2009.