Mathematics, 16.11.2020 22:50 bubbagumpshrimpboy
Madame Curie made some radium in her lab. She used 2 over 5 kg of the radium in an experiment and had 1 1 fourth kg left. How much radium did she have at first? (Extension: If she performed the experiment twice, how much radium would she have left?)
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Madame Curie made some radium in her lab. She used 2 over 5 kg of the radium in an experiment and ha...
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