Food services for a school district examined the side-dish choices for students at three types of schools in the district: elementary school, middle school, and high school. side dish chosen french fries carrot sticks apple wedges total type of school elementary 85 35 23 143 middle 56 42 31 129 high 47 45 36 128 total 188 122 90 400 what proportion of students are in middle school and chose french fries? 0.1400 0.2979 0.4341 0.4700
What is a Ratio?