71 A plant asset cost R0.192,000 and is estimated to have a RO 24,000 residual value at the end of its 8-year useful life. The book value of the asset at the end of the third year using the double-declining balance method would be wered of 100 stion Select one: a. R0.108,000 b.R.O.81,000 c.R.O.144,000 d. R0.27,000