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Mathematics, 23.03.2021 03:50 hungtistic
Element X is a radioactive isotope such that every 14 years, its mass decreases
by half. Given that the initial mass of a sample of Element X is 80 grams, how
much of the element would remain after 18 years, to the nearest whole
number?
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Mathematics, 22.06.2019 00:30
Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?
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Element X is a radioactive isotope such that every 14 years, its mass decreases
by half. Given that...
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