In: Finance
| 
 Account  | 
 Balance 12/31/2013  | 
 Balance 12/31/2014  | 
| 
 Accounts payable  | 
 $1000  | 
 $1100  | 
| 
 Accounts receivable  | 
 $2480  | 
 $2690  | 
| 
 Cash  | 
 $1300  | 
 $1090  | 
| 
 Common stock  | 
 $4990  | 
 $4990  | 
| 
 Inventory  | 
 $5800  | 
 $6030  | 
| 
 Long-term debt  | 
 $7800  | 
 $8200  | 
| 
 Three-month Notes payable  | 
 $ 800  | 
 $ 960  | 
| 
 Plant, property, and equipment  | 
 $6380  | 
 $6530  | 
| 
 Retained earnings  | 
 $1370  | 
 $1090  | 

Answer of Part b:
The working Capital accounts are Cash, Accounts Receivable, Inventory, Accounts Payable and three month notes payable
Answer of Part c:
For 2013:
Net Working Capital = Current Assets – Current Liabilities
Net Working Capital = $9,580 - $1,800
Net Working Capital = $7,780
For 2014:
Net Working Capital = Current Assets – Current Liabilities
Net Working Capital = $9,810 - $2,060
Net Working Capital = $7,750
Answer of Part d:
Change in Net Working Capital = Ending Working Capital –
Beginning Working Capital
Change in Net Working Capital = $7,750 - $7,780
Change in Net Working Capital = -$30