Plz help me this is for a quiz
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Mathematics, 21.06.2019 12:30
Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?
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Mathematics, 21.06.2019 15:00
Answer this question, only if you know the answer. 30 points and brainliest!
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Mathematics, 21.06.2019 20:00
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?
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Mathematics, 21.06.2019 20:00
The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?
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Mathematics, 17.07.2019 13:00
Mathematics, 17.07.2019 13:00
Mathematics, 17.07.2019 13:00
English, 17.07.2019 13:00
Biology, 17.07.2019 13:00
English, 17.07.2019 13:00
Chemistry, 17.07.2019 13:00
Biology, 17.07.2019 13:00
Mathematics, 17.07.2019 13:00
Mathematics, 17.07.2019 13:00
Mathematics, 17.07.2019 13:00