A cash-gennerating unit comprises the following assets: $'000Building 700Plant and equipment 200Goodwill 90Current assets 20 1,010One of the machines,carried at $40,000, is damaged and will have to be scrapped. The recoverable amount of the cash-generating unit is estimated at $750,000.What will be the carrying amount of the building after the impairment loss has been recognised?(to the nearest $'000)