Answer:
2 beads in each bag for a total of 23 bags.
Explanation:
list factors of 28: 1, 2, 4, 7, 14, 28
list factors of 18: 2, 3, 6, 9
The only one they have in common is 2 so it's 2 beads per bag.
28÷2=14
18÷2=9
14+9=23
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