carefully divide the $$500,000$ purchase price between the amount assigned to land and the amount assigned to building?

Depending on how much cost is assigned to the land, interest expense can impact the reported amount of gross profit.

Depending on how much cost is assigned to the land, interest expense can impact the reported amount of income before income taxes.

Depending on how much cost is assigned to the building, depreciation expense can impact the reported amount of operating income.

Depending on how much cost is assigned to the building, rent revenue can impact the reported amount of operating income.