Irina predicted that she would sell 75 books, but she actually sold 95 books. Which expression would find the percent error? Use the table below to help answer the question.
Percent Error
Ratio
Percent error
Item
Books
Approximate value
75
Exact value
95
Error
-20
Absolute error
20
-20
75
(100)
-20
75
20
95
20
95 (100)
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