A person saved $10 in buying an item on sale. If he spent $400 for the item, approximately how much percent he saved in the transaction?
Choose the correct choice from the following options:  A) 8%  B) 10%  C) 2%  D) 2.4%  E) 6%
Actual price = 400+10= 
<gadget id="calculator">400+10</gadget>
<output>410</output>
$410   Saving= 10/410 * 100 = 100/41 = 2.4% approximately   Answer is 2.4%
<result>D</result>
A person saved $10 in buying an item on sale. If he spent $400 for the item, approximately how much percent he saved in the transaction?