SAT Math Practice Exam

Category - Mathematics - Easy

Length can be measured to within 0.05 centimeter accuracy by using a certain type of measuring instrument. A reading of 3.7 centimeters on this instrument means that the actual length is at least
  1. 3.20 centimeters
  2. 3.65 centimeters
  3. 3.69 centimeters
  4. 3.70 centimeters
  5. 3.75 centimeters
Explanation
Answer: B - 3.65 centimeters.
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