Question

the number of teachers to students is 1 : 15. After some teachers join the school, the ratio of the number of teachers to students becomes 3:40. .Find the initial number of teachers in the school number of teachers who join the school.

Answer 1

Answer:

The present ratio of students to teachers at a certain school is 30 to 1. If the student enrollment were to increase by 50 students and the number of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1

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