Integer n is a four digit number such that it is made exactly of 2 distinct digits. If n is divisible by 9, how many possible values does n have?  Choose the correct choice from the following.
A) 59
B) 60
C) 61
D) 68
E) 69
Then the additional combinations would be, 9000(1), 8883(4), 7776(4), 6669(4), 6660(3), 5553(4), 4446(4), 3339(4), 3330(3), 2221(4), 1116(4), 9990(3).   8*4= 
<gadget id="calculator">8*4</gadget>
<output>32</output>
32   3*3= 
<gadget id="calculator">3*3</gadget>
<output>9</output>
9   1*1= 
<gadget id="calculator">1*1</gadget>
<output>1</output>
1   total= 42   Previous was 27. So total  27+42= 
<gadget id="calculator"> 27+42</gadget>
<output>69</output>
69.   ANSW69R:69
<result>E</result>
Integer n is a four digit number such that it is made exactly of 2 distinct digits. If n is divisible by 9, how many possible values does n have?