Andrew has a scale, which he decides to calibrate using a one-kilogram mass. Which of the following sets of measurements in kilograms reflect the most accurate calibration?
W) 2.1, 2.1, 2.0
X) 1.5, 0.5, 1.0
Y) 1.7, 0.8, 1.3
Z) 1.7, 1.3, 1.0
✔️Answer:X) 1.5, 0.5, 1.0
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