The tax law stipulates that if the monthly salary exceeds 1,000 yuan, 5% of the excess must be paid as personal income tax. Teacher Zhang paid a personal income tax of 15 yuan last month. How much salary did Teacher Zhang actually get last month?
税法规定，每月工资超过1000元的，要交纳超出部分的5%作为个人所得税．张老师上个月交纳了15元的个人所得税，张老师上个月实际拿到了多少工资？
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