Answer: $2,480,000
Step-by-step explanation:
The amount of consolidated Building at December 31, 2020 will be:
Book value of High by Dec. 2020 = 1,500,000
Add: Book value of low by Dec. 2020 = 900,000
Add: Increase in fair value = (600000 - 400000) = 200000
Less: Incremental depreciation = 200,000 × 3/5 = 120,000
Consolidated building = 1,500,000 + 900,000 + 200,000 - 120,000
= 2,480,000