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Mathematics, 18.07.2019 03:30 sophiaa23

Somebody asked a teacher: ”how many students do you have? i would like to send my son to your school.” the teacher answered: “if as many students as i have now join my school, and half as many as i have join it, and quarter as many, and your boy comes to study with me as well; then i will have exactly 100 students.” how many students does the teacher have?

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