Posted by KayKay on Sunday, April 3, 2011 at 10:07pm.
The ratio of students to teachers is 28 to 2 at a school. If there are 42 new students how many teachers should be added in order to maintain the same student teacher ratio?

Math  Ryan, Sunday, April 3, 2011 at 10:10pm
It would be 42:3 because it's 14:1, 28:2, 42:3.