Explanation:
3410 students were surveyed. It was found that the ratio of full-time students to part-time students was 7:4 How many full-time students were there? How many part-time students were there?
7 + 4 = 11
3,410/11 = 310
full time: 310 * 7 = 2,170
part time: 310 * 4 = 1,240