convert each of the following estimates of useful life to a straight-line depreciation rate, stated as a percentage, assuming that the residual value of the fixed asset is to be ignored: (a) 4 years, (b) 8 years, (c) 10 years, (d) 16 years, (e) 25 years, (f) 40 years, (g) 50 years. if required, round your answers to two decimal places. yearspercentage a.4 yearsfill in the blank 1 25 % b.8 yearsfill in the blank 2 12.50 % c.10 yearsfill in the blank 3 10 % d.16 yearsfill in the blank 4 % e.25 yearsfill in the blank 5 4 % f.40 yearsfill in the blank 6 2.50 % g.50 yearsfill in the blank 7 %