in ms. morales's class the ratio of boys to girls are 3:7. the class sizes at Ms. Morales's school ranges from 22 to 34 students per class. What is the total number of students in Ms. Morales's class?

30

Step-by-step explanation:

boys: girls : total

3 7 3+7 = 10

The total number of students must be a multiple of 10

The class size is between 22 and 34

The only multiple of 10 between those numbers is 30

10,20,30,40

Therefor the class size must be 30