Answer:
5 cases
Step-by-step explanation:
28 divided by 6 = 4.6
4.6 rounded up will be 5.
(1) case will hold 1 to 6 bottles
(2) cases will hold 7 to 12 bottles
(3) cases will hold 13 to 18 bottles
(4) cases will hold 19 to 24 bottles
(5) cases will hold 25 to 30 bottles**
I hope this helps :)