Homework Help: Math

Posted by Tin on Wednesday, April 11, 2012 at 3:13am.

A new school has opened with fewer than 500 students. 1/3 of the students is a whole number. So are 1/4, 1/5 and 1/7 of the students. How many students go to this school?

Math - Reiny, Wednesday, April 11, 2012 at 9:19am
which number is divisible by all of
3, 4, 5, and 7?
(like finding the LCD of those)
I get 420
Math - Anisa, Wednesday, April 11, 2012 at 10:38am
420

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