Question

Half of the students in Max’s class volunteer at the local community center. Fifteen students do not volunteer. if there are 12 boys in max’s class, how many girls are in his class

Answer 1

18

Explanation:

Half of the students volunteer, thus the other half isn't.

If 15 aren't volunteering, 15 are.

15 + 15 = 30. <== Total students

30 - 12 = 18. <== The amount of girls