The length of a piece of stick is 1 75m A girl ... - WAEC Mathematics 2011 Question
The length of a piece of stick is 1.75m. A girl measured it as 1.80m. Find the percentage error
A
\(\frac{28}{7}\)%
B
\(\frac{29}{7}\)%
C
5%
D
\(\frac{20}{7}\)%
correct option: d
Error = 1.80m - 1.75m = 0.05m
%error = \(\frac{\text{error}}{\text{true measurement}}\) x 100%
%error = \(\frac{\text{error}}{\text{true measurement}}\) x 100%
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