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Mathematics, 09.12.2019 14:31 pedro48

In a school of 2400 students, the ratio of teachers to students is 1: 12. some teachers join the school and the ratio changes to 5: 48. find the number of teachers who joined the school.

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In a school of 2400 students, the ratio of teachers to students is 1: 12. some teachers join the sch...
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