Data Company OAD purchases an amusement facility on June 1, 2021. The material and engineering costs amount to $34,500,000, fees and permits total $6,300,000, and taxes are 1,200,000 to build the facility. The facility is expected to last 30 years or 600 games. The residual value of the facility will be $12,000,000 at the end of its useful life. The estimated game use for the first three years is: 4 games in 2021, 10 games in 2022, and 20 games in 2023. 1.) Complete the formula for Net Book Value (NBV). Cost - = NBV 2.) What is the net book value under the straight-line method at December 31: Round to whole dollars. 2021: $. 2022: $ 2023: $ 3.) What is the net book value under the units-of-production method at December 31: Round to whole dollars. 2021: $ 2022: $. 2023: $ 4.) What is the net book value under the double-declining-balance method at December 31: Round to whole dollars. 2021: $ 2022: $ 2023: $