If the price of a certain computer increased 30 percent from d dollars to 377 dollars, then 2d = Choose one:
A) 540	B) 570	C) 619	D) 649	E) 580
Before Price increase Price = d   After 30% Price increase Price = d+(30/100)*D = 1.3d = 377 (Given)   i.e. d = 377/1.3= 
<gadget id="calculator">377/1.3</gadget>
<output>290</output>
$290   i.e. 2d= 2*290= 
<gadget id="calculator">2*290</gadget>
<output>580</output>
580   Answer: option 580
<result>E</result>
If the price of a certain computer increased 30 percent from d dollars to 377 dollars, then 2d =