The average of numbers 0.64206, 0.64207, 0.64208 and 0.64209 is ?  Choose the correct choice from the following answers
A) 0.64202	B) 0.64204	C) 0.642022	D) 0.642075	E) None
Answer   Average = (0.64206 + 0.64207 + 0.64208 + 0.64209)/ 4   =2.5683/ 4= 
<gadget id="calculator">2.5683/ 4</gadget>
<output>0.642075</output>
0.642075   Correct Option: 0.642075
<result>D</result>
The average of numbers 0.64206, 0.64207, 0.64208 and 0.64209 is ?