Hi$-$Tek Manufacturing, Incorporated, makes two industrial component parts$$B$300$ and T$500.$ An absorption costing income statement for the most recent period is shown below:

Hi$-$Tek Manufacturing, Incorporated

Income Statement

Sales $ $1,697,300$

Cost of goods sold $1,247,384$

Gross margin $449,916$

Selling and administrative expenses $570,000$

Net operating loss $ $(120,084)$

Hi$-$Tek produced and sold $60,100$ units of B$300$ at a price of $$20$ per unit and $12,700$ units of T$500$ at a price of $$39$ 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:

B$300$ T$500$ Total

Direct materials $ $400,200$ $ $162,300$ $ $562,500$

Direct labor $ $120,800$ $ $42,000162,800$

Manufacturing overhead $522,084$

Cost of goods sold $ $1,247,384$

The company created an activity$-$based costing system to evaluate the profitability of its products. Hi$-$Tek$$s ABC implementation team concluded that $$52,000$ and $$109,000$ of the company$$s advertising expenses could be directly traced to B$300$ and T$500,$ 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:

Activity Cost Pool $($and Activity Measure$)$ Manufacturing Overhead Activity

B$300$ T$500$ Total

Machining $($machine$-$hours$)$ $ $209,88490,80062,400153,200$

Setups $($setup hours$)151,20076260336$

Product$-$sustaining $($number of products$)100,800112$

Other $($organization$-$sustaining costs$)60,200$ NA NA NA

Total manufacturing overhead cost $ $522,084$

Required:

Compute the product margins for B$300$ and T$500$ under the company$$s traditional costing system.

Compute the product margins for B$300$ and T$500$ under the activity$-$based costing system.

Prepare a quantitative comparison of the traditional and activity$-$based cost assignments.