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A student measures the length of a rod as 150 cm with a possible error of 2 cm. What is the range of the true length?

Practice Questions

1 question
Q1
A student measures the length of a rod as 150 cm with a possible error of 2 cm. What is the range of the true length?
  1. 148 cm to 152 cm
  2. 149 cm to 151 cm
  3. 150 cm to 152 cm
  4. 150 cm to 154 cm

Questions & Step-by-step Solutions

1 item
Q
Q: A student measures the length of a rod as 150 cm with a possible error of 2 cm. What is the range of the true length?
Solution: True length can vary from 150 - 2 to 150 + 2, which is 148 cm to 152 cm.
Steps: 0

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