Mathematics
Mathematics, 04.03.2021 18:10, jzoda7318

In a school of 2000 students, the ratio of teachers to students is 3.80. Some teachers join the school and the ratio changes to 1:20.
Find the number of teachers who joined the school​

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In a school of 2000 students, the ratio of teachers to students is 3.80. Some teachers join the sch...

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