tyshawn12 tyshawn12

05-02-2018
Mathematics

contestada

The student to teacher ratio is 19:1 at school and there is a total of 400 students and teachers. How many teachers and how many students are there?

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tynollette tynollette

05-02-2018

suppose there are 19x students, 1x teachers
19x+1x=400
20x=400
x=20
there are 20 teachers and 380 students.

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