Marigold Inc. owns the following assets. Asset Cost A Salvage $7,040 5,060 4,160 $70,400 50,600 85,280 Estimated Useful Life 10 years 5 years 12 years B Compute the composite depreciation rate and the composite life of Marigold's assets. (Round answers to 1 decimal place, e.g. 4.8% or 4.8 years.) Composite depreciation rate % Composite life years