In shop contains 500 articles each of a cost of $10. He sold them at a price of $12. If the shop keeper has a order of 200 articles, how much profit he will get?	Pick
A) 200 B) 2000 C) 1500 D) 400 E) 600
Total money after selling articles = 200*12= 
<gadget id="calculator">200*12</gadget>
<output>2_400</output>
2400   cost price= 200*10= 
<gadget id="calculator">200*10</gadget>
<output>2_000</output>
2000   profit= 400   correct option is 400
<result>D</result>
In shop contains 500 articles each of a cost of $10. He sold them at a price of $12. If the shop keeper has a order of 200 articles, how much profit he will get?