Find number abc
If 3a3c0 - c8ba7 = c903 find number abc. Multiple solutions may exist.Correct answers: 34
The first user who solved this task is Djordje Timotijevic.
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Farming patentsIn 1894, two patents were issued to black American inventor, G.W. Murray for a "Combined Furrow Opener and Stalk-Knocker" (No. 517,960) and a "Cultivator and Marker" (No. 517,961). On 6 Jun of the same year, he was issued another six patents for agricultural implements. |