With # andeach representing different digits in the problem below, the difference between #and ## is 801. What is the value of?
#
-##
____
812	Choose the correct choice from the following answers.
A) 7
B) 8
C) 9
D) 10
E) 11

Rationale: 100 x - ( 10 x + x ) - - - - - - - - - - - 89 x = 801 x = 9 c
Answer: C