The people eating in a certain cafeteria are either faculty members or students, and the number of faculty members is 15 percent of the total number of people in the cafeteria. After some of the students leave, the total number of persons remaining in the cafeteria is 50 percent of the original total. The number of students who left is what fractional part of the original number of students

下表为一路由器的路由表。如果该路由器接收到一个源IP地址为10.0.0.10、目的IP地址为40.0.0.40IP数据报，那么它将把此IP数据报投递到______。