A person saved $10 in buying an item on sale. If he spent $500 for the item, approximately how much percent he saved in the transaction?
Pick one: A) 8% B) 10% C) 2% D) 5% E) 6%
Actual price = 500+10= 
<gadget id="calculator">500+10</gadget>
<output>510</output>
$510   Saving= 10/510 * 100 = 100/51 = 2% approximately   Answer is 2%
<result>C</result>
A person saved $10 in buying an item on sale. If he spent $500 for the item, approximately how much percent he saved in the transaction?