Answer:
Michelle: 18
Explanation:
6 + 2 = 8
62 - 8 = 54
54/3 = 18
Karen: 18 + 6 = 24 (6 years older than Michelle)
David: 18 + 2 = 20 (2 years older than Michelle)
Check work:
24 + 20 = 44
44 + 18 = 62
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