Q. Which measurement is more precise?Choices:(A) 71.49mg(B) 79mg
Analyze Measurements: Analyze the given measurements.We have two measurements: 71.49 mg and 79 mg. To determine which is more precise, we need to look at the number of decimal places in each measurement.
Compare Decimal Places: Compare the number of decimal places. The measurement 71.49mg has two decimal places, while the measurement 79mg has no decimal places (or it can be considered as 79.00mg for comparison purposes).
Determine Precision: Determine which measurement is more precise.A measurement with more decimal places is considered to be more precise because it indicates a finer level of measurement. Therefore, 71.49 mg is more precise than 79 mg.