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The length of a piece of stick is 1.75m. A girl measured it as 1.80m….

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 Answer: Option D
Explanation

Error = 1.80m – 1.75m = 0.05m
%error = (frac{text{error}}{text{true measurement}}) x 100%