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3 years ago

14

Ariana starts with 100 mg of a radioactive substance. The amount of the substance decreases by 20% each week for a number of wee

ks w

1 answer:

BabaBlast [244]3 years ago

3 0

Answer:

bbbbbb

Step-by-step explanation:

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2 years ago

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3 years ago

What is 522 divided by 5

Phoenix [80]

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