According to a recent study (barros et al., 2009), only _____ of the 10,000 third-graders surveyed had more than 15 minutes of recess in their average school day.
The answer in this question is one third of the 10000 graders have more than 15 minutes of their recess in the average school day. Hope this is the answer and would then be of big help to your assignment.
