Hi-Tek Manufacturing Inc. makes two types of industrial component partsthe B300 and the T500. An absorption costing income statement for the most recent period is shown below:

Hi-Tek Manufacturing Inc. Income Statement
Sales	$	1,766,100
Cost of goods sold		1,237,250
Gross margin		528,850
Selling and administrative expenses		610,000
Net operating loss	$	(81,150)

Hi-Tek produced and sold 60,100 units of B300 at a price of $21 per unit and 12,600 units of T500 at a price of $40 per unit. The companys traditional cost system allocates manufacturing overhead to products using a plantwide overhead rate and direct labor dollars as the allocation base. Additional information relating to the companys two product lines is shown below:

	B300		T500		Total
Direct materials	$	400,200	$	162,100	$	562,300
Direct labor	$	120,700	$	42,100		162,800
Manufacturing overhead						512,150
Cost of goods sold					$	1,237,250

The company has created an activity-based costing system to evaluate the profitability of its products. Hi-Teks ABC implementation team concluded that $52,000 and $109,000 of the companys advertising expenses could be directly traced to B300 and T500, respectively. The remainder of the selling and administrative expenses was organization-sustaining in nature. The ABC team also distributed the companys manufacturing overhead to four activities as shown below:

	Manufacturing		Activity
Activity Cost Pool (and Activity Measure)	Overhead		B300	T500	Total
Machining (machine-hours)	$	214,760	90,800	62,600	153,400
Setups (setup hours)		134,590	73	240	313
Product-sustaining (number of products)		101,800	1	1	2
Other (organization-sustaining costs)		61,000	NA	NA	NA
Total manufacturing overhead cost	$	512,150

Required

1.	Compute the product margins for the B300 and T500 under the companys traditional costing system. (Round your intermediate calculations to 2 decimal places.)

2.	Compute the product margins for B300 and T500 under the activity-based costing system. (Negative product margins should be indicated by a minus sign. Round your intermediate calculations to 2 decimal places.)

3.	Prepare a quantitative comparison of the traditional and activity-based cost assignments. (Round your intermediate calculations to 2 decimal places and "Percentage" answer to 1 decimal place. (i.e. .1234 should be entered as 12.3))