What is the numerator and what is the denominator to be used in computing depreciation for the third year of use of an asset with a life of seven years if the sum-of-the-years'-digits method is used? Question 54 options: numerator = 5; denominator = 28 numerator = 6; denominator = 28 numerator = 7; denominator = 20 numerator = 8; denominator = 21