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 StatementSales$1,657,700Cost of goods sold1,237,256Gross margin420,444Selling and administrative expenses560,000Net operating loss$(139,556)

Hi-Tekproduced and sold 60,300 units of B300 at a price of $19 per unit and 12,800 units of T500 at a price of $40 per unit. The company's 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 company's two product lines is shown below:

B300T500TotalDirect materials$400,600$162,900$563,500Direct labor$120,900$42,100163,000Manufacturing overhead510,756Cost of goods sold$1,237,256

The company has created an activity-based costing system to evaluate the profitability of its products. Hi-Tek's ABC implementation team concluded that $55,000 and $103,000 of the company's 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 company's manufacturing overhead to four activities as shown below:

ManufacturingActivityActivity Cost Pool (and Activity Measure)OverheadB300T500TotalMachining (machine-hours)$209,33690,50062,300152,800Setups (setup hours)140,22072270342Product-sustaining (number of products)101,000112Other (organization-sustaining costs)60,200NANANATotal manufacturing overhead cost$510,756

Required

1. Compute the product margins for the B300 and T500 under the company's traditional costing system.(Do not round your overhead rate. Round your other intermediate and final answers to the nearest whole number.)

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. How do you do a quantitative comparison of the traditional and activity-based cost assignments.(Do not round your overhead rate. Round your other intermediate calculations and final answers to the nearest whole number. Round your "Percentage" answer to 1 decimal place. (i.e. .1234 should be entered as 12.3))