In the valley school district, the final grades are rounded to the nearest 1/10 before they are reported. If Jason’s report card grade for his math class is an 87.5, his actual math grade falls within what range of numbers?
A... 87.40 < actual math grade < 87.60
B... 87.45 < actual math grade < 87.50
C... 87.45 < actual math grade < 87.55
D... 87.50 < actual math grade < 87.55