Joan has 180 socks. Two thirds of the socks are white, and the rest of the socks are blue. How many blue socks does Joan have?
Step-by-step reasoning process below:
60
Joan has (180 / 3) * 2 = 120 white socks.

The number of blue socks Joan has is 180 - 120 = 60.

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So, the final answer is 60