Mathematics, 22.12.2019 18:31 davidsouth444
The initial amount of radioactive substance is 52 grams. the substance decays at a rate of 1%. after 12 years, how many grams of the substance is present? approximate to the nearest gram.
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In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class
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What is the interquartile range of this data set? 2, 5, 9, 11, 18, 30, 42, 48, 55, 73, 81
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The initial amount of radioactive substance is 52 grams. the substance decays at a rate of 1%. after...
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