9860 / 62400 = 15.8% of the population are students. All you need to is divide the two numbers together and your answer should be 15.8 . 15.8% is the population of the students.
The percent of the total population that are students may be computed by expressing the ratio of the number of students to the total population of people as a percentage.
Given that there are 9860 students and the total population of people is 62400, the percent of the total population is students