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The length of a notebook 15cm, was measured as 16.8cm. Calculate the percentage error to...

Mathematics
JAMB 1995

The length of a notebook 15cm, was measured as 16.8cm. Calculate the percentage error to 2 significant figures.

  • A. 12.00%
  • B. 11.00%
  • C. 10.71%
  • D. 0.12%
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Correct Answer: Option A
Explanation

Error = (16.8cm - 15cm = 1.8cm\)

\(\text{% error} = \frac{1.8}{15} \times 100% = \frac{180}{15}\)

= \(12.00%\)

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