I need the answer as soon as possible

James operates a machine which has the following costs and resale values over its four year life. Purchase cost: $25,000 Year 1 Year 2 Year 3 Year 4 $ $ $ $ Running costs (cash expenses) 7,500 11,000 12,500 15,000 Resale value (end of year) 15,000 10,000 7,500 2,500 The organisation's cost of capital is 10%. You are required to assess how frequently the asset should be replaced