For any number Z, Z* is defined as the greatest positive even integer less than or equal to y. What is the value of 6.30 – 6.30*?  Choose the correct choice from the following choices
A) 1.5	B) 0.5	C) 6.25	D) 0.25	E) 0.3
Since Z* is defined as the greatest positive even integer less than or equal to Z, then 6.30* =6 (the greatest positive even integer less than or equal to 6.30 is 6).   Hence, 6.30 – 6.30* = 6.30 - 6= 
<gadget id="calculator">6.30 - 6</gadget>
<output>0.3</output>
0.30   Answer: 0.3.
<result>E</result>
For any number Z, Z* is defined as the greatest positive even integer less than or equal to y. What is the value of 6.30 – 6.30*?