Based on the information given the unit price of the pairs of socks is $5.29.
Using this formula
Unit price=Costs price/Number of pairs of socks
Where:
Costs price=$31.74
Number of pairs of socks=6
Let plug in the formula
Unit price=$31.74/6
Unit price=$5.29
Inconclusion the unit price of the pairs of socks is $5.29.
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