In: Accounting
| 
 Date  | 
 No. of Units  | 
 Cost per Unit  | 
| 
 January 10  | 
 40  | 
 $1,000  | 
| 
 March 14  | 
 60  | 
 1,100  | 
| 
 June 1  | 
 20  | 
 1,150  | 
| 
 September 15  | 
 62  | 
 1,200  | 
| 
 October 30  | 
 28  | 
 1,300  | 
Record journal entries for these transactions, and prepare a trial balance after recording the transactions.