Calculate 100/17
IF 23=33, 54=31, 77=42 THEN 100/17=? Express result to the accuracy of 3 decimal.Correct answers: 13
The first user who solved this task is Sanja Šabović.
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World's first rocket-propelled aircraft flightIn 1928, the world's first rocket-propelled aircraft flight was made over the Rhon Mountains, Germany. It was a tailless glider with two solid-fuel rockets, pioneered and developed by Alexander Martin Lippisch. |