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In expressing a length 810472 km as nearly as possible with three significant digits , find the percentage error.
Question 1:
In expressing a length 810472 km as nearly as possible with three significant digits , find the percentage error.
A.
34%
B.
0.34%
C.
0.034%
Feedback
Error = (81.5 – 81.472)km = 0.028.
Required percentage = [(0.028/81.472)*100]% = 0.034%.
D.
32%
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