Mathematics, 16.06.2021 19:10 vkrizh
In a school of 1800 students, the ratio of teachers to students is 1:20.
Some teachers join the school and the ratio changes to 1:18.
Find the number of teachers who joined the school
Answers: 2
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In a school of 1800 students, the ratio of teachers to students is 1:20.
Some teachers join the sch...
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