What is the smallest positive integer $n$ for which $n^2$ is divisible by 18 and $n^3$ is divisible by 640?
Question:
What is the smallest positive integer $n$ for which $n^2$ is divisible by 18 and $n^3$ is divisible by 640?
Answer:
Let's think step by step.

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What is the smallest positive integer $n$ for which $n^2$ is divisible by 18 and $n^3$ is divisible by 640?
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