If 60 percent of 500 is 50 percent of x, then x=?  Options.
A) 600	B) 620	C) 650	D) 700	E) 720
0.6 * 500 = 0.5 * x   x = 6/5 * 500= 
<gadget id="calculator">6/5 * 500</gadget>
<output>600</output>
600
<result>A</result>
If 60 percent of 500 is 50 percent of x, then x=?