Answer:
7
Step-by-step explanation:
theres a loop of 4 balls per container
3 divide 12 = 4 balls
6 divide 24 = 4 balls
? divide 28 = 4 balls
10 divide 40 = 4 balls
when you divide its like dividing the balls into the containers so if you look at ? divide 28 = 4 balls it would equal 7
ex
1 divide 28 = 28 no
2 divide 28 = 13 no
3 divide 28 = 27.5 no
4 divide 28 = 7 yes 4 goes into 7
