In expressing a length of 81.472 km as nearly as possible with the three significant digits, find the
percentage error	Choose the correct choice from the following answers:
A) 0.35%
B) 0.34%
C) 0.034%
D) 0.035%
E) None of these
Explanation:   Error = (81.5 - 81.472)= 
<gadget id="calculator">(81.5 - 81.472)</gadget>
<output>0.028</output>
0.028   Required percentage=   0.02881.472×100=0.034   Answer: Option 0.034%
<result>C</result>
In expressing a length of 81.472 km as nearly as possible with the three significant digits, find the
percentage error