The mean length of an object is 5 cm. Which of the following measurements is most accurate? a) 4.9 cm b) 4.805 cm c) 5.25 cm d) 5.4 cm
To signify the mean length of an object comprising 5 cm in dimension, it is better to present it with 4.9 cm can be easily rounded up to 5 cm. Whereas, other options are either less than or greater than the given option.
