On July 6, 2017, Grayson purchased new machinery with an estimated useful life of 10 years. The cost of the equipment was $80,000, with a residual value of $8,000. Compute the depreciation on this machinery in 2017 and 2018 using each of the following methods. 2017 2018 (a) 150%-declining-balance, using the half-year $ $ convention (b) 200%-declining-balance, using the half-year $ $ convention

Mr. beautiful, an organization that sells weight training sets, has an ordering cost of $40 for the bb-1 set. (bb-1 stands for body beautiful number 1.) the carrying cost for bb-1 is $5 per set per year. to meet demand, mr. beautiful orders large quantities of bb-1 seven times a year. the stockout cost for bb-1 is estimated to be $50 per set. over the past several years, mr. beautiful has observed the following demand during the lead time for bb-1: demand during lead time probability40 0.150 0.260 0.270 0.280 0.290 0.1total 1.0the reorder point for bb-1 is 60 sets. what level of safety stock should be maintained for bb-1?