Mathematical Puzzle: IF 1+1=...
Mathematical Puzzle: IF 1+1=5, 3+3=45 and 5+5=125 THEN 6+6=?Correct answers: 166
The first user who solved this task is Nasrin 24 T.
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Edison patentIn 1912, Thomas A. Edison received U.S. patent No. 1036470 for a "Phonographic Apparatus," and No. 1036471 for a "Storage Battery." |