In: Accounting
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 A company must decide between scrapping or reworking units that do not pass inspection. The company has 12,000 defective units that cost $5.30 per unit to manufacture. The units can be sold as is for $2.50 each, or they can be reworked for $3.50 each and then sold for the full price of $9.50 each. If the units are sold as is, the company will also be able to build 12,000 replacement units at a cost of $5.30 each, and sell them at the full price of $9.50 each.  | 
   
| (1) | 
 What is the incremental income from selling the units as scrap? (Omit the "$" sign in your response.)  | 
   
| Incremental income | $ | 
   
| (2) | 
 What is the incremental income from reworking and selling the units? (Omit the "$" sign in your response.)  | 
   
| Incremental income | $ | 
   
| (3) | 
 What must the company decide?  | 
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Answer -
1. Answer -
Incremental income = $30000
2. Answer -
Incremental income = $21600
Calculation:
Sales of scrap units = 12000 units * $2.50 = $30000
Sales of reworked units = 12000 units * $9.50 = $114000
Cost to rework units = 12000 units * $3.50 = $42000
If the units are sold as is, the company will also be able to build 12000 replacement units at a cost of $5.30 each, and sell them at the full price of $9.50 each.
So,
Opportunity cost per unit = Sale of rework unit - Replacement cost per unit
Opportunity cost per unit = $9.50 - $5.30 = $4.20
Then,
Opportunity cost of not making new units = 12000 units * $4.20 = $50400
Therefore,
| Sale as scrap | Rework | |
| Sales of Scrap units | $30000 | |
| Sales of rework units | $114000 | |
| Cost to rework units | ($42000) | |
| Opportunity cost of not making new units | ($50400) | |
| Incremental income | $30000 | $21600 | 
3. Answer -
The units should not be reworked.
Here, incremental income is $30000 when defective units sales as scrap and incremental income is $21600 when defective units reworked. So, company should sell the units as scrap.