Revision history of "2005 PMWC Problems/Problem T5"

Diff selection: Mark the radio boxes of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.

  • (cur | prev) 01:48, 6 October 2014Timneh (talk | contribs)m . . (541 bytes) (+541). . (Created page with "== Problem == Mr. Wong has a <math>7</math>-digit phone number <math>\text{ABCDEFG}</math>. The sum of the number formed by the first <math>4</math> digits <math>\text{ABCD}</mat...")