Mathematics
WAEC 2002
Calculate and correct to two significant figures, the percentage error in approximating 0.375 to 0.4
-
A.
2.0
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B.
2.5
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C.
6.6
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D.
6.7
Correct Answer: Option D
Explanation
Measured value = 0.375
Approximation = 0.4
Error = 0.4 - 0.375 = 0.025
Error% = \(\frac{0.025}{0.375}\) x 100% = 6.67% = 6.7%
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