Question

Mr. Hamilton surveyed his class to find the total number of hours each of his students slept the previous night. The histogram shows the results of the survey.

How many students slept at least 8 hours?

Answer 1

9 students
I really hope this helps

Answer 2

9 students

Explanation:

6 students slept 8-11 hours, and 3 students slept 12-15. 6 + 3 = 9.