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judy thought she spent $140 on pet accessories during the year. when she looked at all her receipts, she found she actually spent $112. what was the percent error between the actual amount she spent and her estimate

Respuesta :

mathstudent55
percent error = (incorrect amount - correct amount)/(correct amount) * 100

percent error = (140 - 112)/(112) * 100 =

= 28/112 * 100 = 0.25 * 100 = 25%

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