8
QuizMultiple Choice
Unit Test
Question 8 of 15 • * SY2025-26 - 1205040 M/J Grade 7 Mathematics Sem 1 CR
Last year, Theodora estimated that she would sell 96 bracelets. But at the end of the year, she had 16 bracelets left over. Which explains how Theodora can find the percent error of her estimate?
Answer
A
First, find that the exact value is . The error is 16. The absolute error is 16. Set up the ratio with the absolute error: . Divide and then multiply by 100 to find the percent error: .
B
First, find that the exact value is . The error is 16. The absolute error is 16. Set up the ratio with the absolute error: . Divide and then multiply by 100 to find the percent error: .
C
First, find that the exact value is . The error is 16. The absolute error is 16. Set up the ratio with the absolute error: . Divide and then multiply by 100 to find the percent error: .
D
First, find that the exact value is . The error is 16. The absolute error is 32. Set up the ratio with the absolute error: . Divide and then multiply by 100 to find the percent error: .