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8 July, 21:20

at one time the student-to-faculty ratio at Centennial Academy was 17 : 3. the total number of students and faculty was 740. how many faculty members were there? how many students were there?

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  1. 8 July, 21:27
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    The number of faculty was 3 / (17+3) = 3/20 of the total of students and faculty.

    The number of faculty members was (3/20) ·740 = 111.

    The number of students was 740 - 111 = 629.
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