Answer: $53820
Step-by-step explanation:
The amount of depreciation that should be allocated to Drilling for the current period will be:
Salaries = (39000 × 1800/4500) = 15600
Add: Depreciation = (29000 × 121600/320000) = 11020
Add: Advertising = (68000 × 368000/920000) = 27200
Total = 53820