Determine the value of the number ABCD
Determine the value of the number ABCDCorrect answers: 58
The first user who solved this task is Djordje Timotijevic.
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Clyde Vernon CessnaDied 20 Nov 1954 at age 74 (born 5 Dec 1879).American Aviator, aircraft manufacturer who invented the cantilever wing and a V-shaped tail configuration and a simple, flexible monoplane design. |