The college has a 12:1 'ratio' between students and teachers. = The college's student-to-teacher 'ratio' is 12 to 1. [=for every 12 students, there is one teacher]
The office has a high 'ratio of' males to females. [=there are many more males that work at the office than females]
Women outnumbered men by a 'ratio of' three to two. [=for every three women, there were two men]
(..) since air conditioning. This baby here helps me to identify the type of chemicals present in the sample by measuring the mass-to-charge ratio and the abundance of gas-phase ions. Yeah. I'm thinking about getting one for the home. show traces (..)2016 TvShow: Bones Title: The Movie in the Making Season: 11 Episode 18