please fill out a-n Timber price of Douglas fir is $4/cubic foot, planting cost is $1,500, marginal harvest cost (S/cubic foot) is $2, and discounted factor r = 0.05.First, fill out the table below. Round the numbers to two decimal places. No dollar sign. No thousands separators.Age (years)10203040Volume (cubic Present value of Present Value of Net presentfeet)timbertotal cost.value of Timber694191235585536[a][d][9][i]Ξ Ξ Ξ Ξ[c][f]0[m]Second, conclude that the optimal harvesting time given the information here is when the tree reaches age [n]. Type the age as an integer

Given: Timber price of Douglas fir = $4/cubic foot. Planting cost = $1500 Marginal harvest cost =…

Timber price of Douglas fir is $4/cubic foot, planting cost is $1,500, marginal harvest cost (S/cubic foot) is $2, and discounted factor r = 0.05. First, fill out the table below. Round the numbers to two decimal places. No dollar sign. No thousands separators. Volume (cubic Present value of Present Value of Net present timber total cost value of Timber Age (years) feet) 10 694 20 30 40 [b] 1912 3558 5536 Ξ Ξ Ξ Ξ [a] [d] [9] (i) Second, conclude that the optimal harvesting time given the information here is when the tree reaches age [n]. Type the age as an integer [c] [k] EEE