S denotes the set of rational numbers that are expressible as repeating duodecimal fractions of the form:
0.TUVWXTUVWX......., where T, U, V, W and X are distinct base 12 digits.
Determine the sum of the elements of S.
(In reply to working in decimal, same answer
Actually I worked this out in two columns on a single sheet of paper one side in base 10 so I could check my arithmetic and the other in base 12 to make sure I didn't miss anything.
Posted by Jer
on 2016-05-25 20:20:09