Bio-tech Ltd, a private limited company, started trading in Year 1 and made a trading profit of £200,000 in this year. In Year 2, the business made a trading loss of £150,000 but made a profit on the sale of its office buildings of £30,000. Other non-current assets were revalued during the year, leading to a revaluation gain of £60,000. Assuming that no dividend was paid in Year 1, what is the maximum dividend that could be paid by Biotech Ltd in Year 2?