Find number abc
If 8193c + 3b663 = 11ac98 find number abc. Multiple solutions may exist.Correct answers: 42
The first user who solved this task is Nasrin 24 T.
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Celluloid photographic filmIn 1898, Reverend Hannibal Williston Goodwin was issued a U.S. patent for his invention of "nitro cellulose transparent flexible photographic film pellicles." (No. 610,861). He made a sale of one roll at $2.50 to Thomas Alva Edison on 2 Sep 1889. |