Answer:
63
Explanation:
Numbers divisible by 9:
18, 27, 36, 45, 63, 72, 81, 90 and 99.
Numbers divisible by 7:
7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98.
Least common multiple=63
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