Mathematics, 08.03.2021 14:50 Alizerodriguez2010
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.
Answers: 1
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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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