Answer:
the depletion expense per ton is $1.75
Step-by-step explanation:
Cost for the contract
6,400,000 for the land
1,200,000 obligation to restore the land
7,600,000
Salvage value
600,000
Amount subject to depreciation
7,600,000 - 600,000 = 7,000,000
tons of minerals
4,000,000
rate per ton:
depreciable amount / tons
7,000,000/4,000,000 = $1.75
the depletion expense per ton is $1.75