Equipment was purchased for R.0.17.000 on January 1, 2010. Freight charges amounted to R.0.700 and there was a cost of R.0.2,000 for building a foundation and installing the equipment. It is estimated that the equipment will have a R.0.3,000 residual value at the end of its 5-year useful life. What is the amount of depreciation expense at December 31, 2011, if the straight-line method of depreciation is used? 50 Select one: a. R.0.5.720 b. R.0.6,680 C.R.O.2,860 d. R.0.3,340