Calculate the number 458
NUMBERMANIA: Calculate the number 458 using numbers [8, 6, 4, 6, 38, 611] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 2
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RadiumIn 1902, Pierre and Marie Curie isolated one gram of radium, the first sample of the radioactive element. They had refined it from eight tons of pitchblende ore. |