Asked by DAni

The ratio of graduate students to undergraduate studaent at a certain university is 4 to9. if there are 2340 students at the university how many undgergraduates are there?
Answered by Writeacher
It's a ratio, so ...

http://www.aaastudy.com/rat.htm#topic7

4/9 = x/2340
Answered by Reiny
Sorry, but that equation is not correct

let the number of graduate students be 4x, let the number of undergrads be 9x
so 4x+9x = 2340
13x = 2340
x = 180
so number of undergraduates = 9x = 1620
(graduate students = 4x = 720)

notice 720:1620 = 4:9
Answered by Writeacher
Thanks, Reiny.
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