Mathematics, 26.11.2019 13:31 ethanh7755
You are trying to determine the half-life of a new radioactive element you have isolated. you start with 1 gram, and 4 days later you determine that it has decayed down to 0.6 grams. what is its half-life? (round your answer to three significant digits.)
Answers: 3
Mathematics, 21.06.2019 12:40
Points d and e are midpoints of the sides of triangle abc. the perimeter of the triangle is 48 units. what is the value of t? ο ο ο ο 7t +
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Mathematics, 21.06.2019 14:00
Given that de, df, and ef are midsegments of â–³abc, and de=3.2 feet, ef=4 feet, and df=2.4 feet, the perimeter of â–³abc is .
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Mathematics, 21.06.2019 15:20
At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.
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Mathematics, 21.06.2019 17:30
Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10
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