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How many studentsslept 540 or lessminutes at night?a 9 students be eight students c18 students d26 students

How Many Studentsslept 540 Or Lessminutes At Nighta 9 Students Be Eight Students C18 Students D26 Students class=

Sagot :

Given The graph represents the number of students slept for a number of hours

We need to find the number of students slept 540 or more minutes

1 hour = 60 minutes

so, 540 minutes = 9 hours

so,we need to find the number of students slept 9 or more hours

From the diagram :

The number of students slept 9 hours = 8

The number of students slept 10 hours = 15

The number of students slept 11 hours = 3

So, the number of students = 8 + 15 + 3 = 26 students

So, the answer is option D. 26 students