In expressing a length 81.469 km as nearly as possible with three significant digits, find the percentage error?
Select the correct option
A) 0.075%	B) 0.156%	C) 0.034%	D) 0.038%	E) 0.152%
Error = 81.5-81.469= 
<gadget id="calculator">81.5-81.469</gadget>
<output>0.031</output>
0.031   Required percentage= (0.031/81.469)*100 = 0.038%   Answer is 0.038%
<result>D</result>
In expressing a length 81.469 km as nearly as possible with three significant digits, find the percentage error?