If two numbers x, a perfect square and y, a perfect cube are added results a two digit number, whose digits if reversed, difference is 36, Find x and y ?  Select the correct option:
A) x=4,y=8
B) x=9,y=64
C) x=4,y=7
D) x=4,y=9
E) x=5,y=8
9+64= 
<gadget id="calculator">9+64</gadget>
<output>73</output>
73   when reversed 37   73-37= 
<gadget id="calculator">73-37</gadget>
<output>36</output>
36   x=9,y=64   ANSWER:x=9,y=64
<result>B</result>
If two numbers x, a perfect square and y, a perfect cube are added results a two digit number, whose digits if reversed, difference is 36, Find x and y ?