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Mathematics, 25.03.2020 04:08, Debosree
8. The average income of five teachers is Php15,000. If one teacher is promoted and given a raise of Php5,000, will the mean change? By how much?8. The average income of five teachers is Php15,000. If one teacher is promoted and given a raise of Php5,000, will the mean change? By how much?
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