Answer :
Valerie paid 30.91% of the original price of an item.
For given question,
an item that was originally priced at $550.
Valerie paid $170 for an item.
Let she paid 'x' percent of the original price Valerie paid.
⇒ x percent of 550 = 170
⇒ (x/100) × 550 = 170
⇒ (x) × 5.5 = 170
⇒ x = 30.91 %
Therefore, Valerie paid 30.91% of the original price of an item.
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