Question
Which of the following gives the best estimate for the length of 1 ruler? Give the answer in letter. (Eg a)
  1. 0.19 km  
  2. 1.9 m
  3. 19 m
  4. 19 cm
1 m

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Which of the following gives the best estimate for the length of 1 ruler? Give the answer in letter. (Eg a)
  1. 0.19 km  
  2. 1.9 m
  3. 19 m
  4. 19 cm