JAMB - Mathematics (1995 - No. 3)
The length of a notebook 15cm, was measured as 16.8cm. Calculate the percentage error to 2 significant figures.
12.00%
11.00%
10.71%
0.12%
Explanation
Error = (16.8cm - 15cm = 1.8cm\)
\(\text{% error} = \frac{1.8}{15} \times 100% = \frac{180}{15}\)
= \(12.00%\)
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