The problem below (Moscow Puzzles #313) can be solved in more than 4 ways,
(each d1 by itself) - using different approaches.

Find the number t and the digit represented by k in:
[3*(230+t)]^2=492,k04

List your ways of solving it.

(In reply to re: Simple way to determine t by Jer)

Ah, yes, good point, Jer.  I am the one who is simple, but my method is not.

Posted by Steve Herman on 2017-12-22 06:56:15