Tracey paid 34.5% of the original price.
Explanation
Tracey paid $190 for an item that was originally priced at $550.
For finding the percentage, first we need to divide the paid amount by the original price and then multiply the result by 100%
So, the percentage [tex]=\frac{190}{550}*100[/tex]% [tex]=34.5454....[/tex]% = 34.5% (Rounded to the nearest tenth)