Ariana starts with 100 milligrams of a radioactive substance. the amount of the
substance decr...
Mathematics, 08.10.2019 02:00 khloenm309
Ariana starts with 100 milligrams of a radioactive substance. the amount of the
substance decreases by 20% each week for a number of weeks, w. the expression
100(1 -0.2)" finds the amount of radioactive substance remaining after w weeks.
which statement about this expression is true?
Answers: 2
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