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
Answers
Answered by
18
Among all options, option (a) is the correct one.
To signify the mean length of an object comprising 5 cm in dimension, it is better to present it with 4.9. 4.9 cm can be easily rounded up to 5 cm.
Whereas, other options are either less than or greater than the given option.
To signify the mean length of an object comprising 5 cm in dimension, it is better to present it with 4.9. 4.9 cm can be easily rounded up to 5 cm.
Whereas, other options are either less than or greater than the given option.
Answered by
7
Answer:4.9cm
Explanation:dl1=5-4.9=0.1cm
dl2=5-4.805=0.195cm
dl3=5.25-5=0.25cm
dl4=5.4-5=0.4cm
Error dl2 is least
Hence,4.9cm is most accurate
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