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A company`s revenue comes from A and B. If its total revenue this year increases by 5% year-on-year and reaches $42,000, while revenue from A increases by 2% year-on-year and reaches $10,200, then by how many percent did its revenue from B increase year-on-year?
Give your answer as percent.
_____%
Give your answer as percent.
_____%
6 显示答案
以上解析由 考满分老师提供。