An element with a mass of 420 grams decays by 7.5% per minute. To the nearest minute, how long will it be until there are 210 grams of the element remaining?

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asked Jun 9, 2023 119k views

1 vote

An element with a mass of 420 grams decays by 7.5% per minute. To the

nearest minute, how long will it be until there are 210 grams of the element
remaining?

Mathematics
high-school

Jorjon asked

by Jorjon

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2 Answers

3 votes

Answer:

The correct answer would be 9

Explanation:

An element with a mass of 420 grams decays by 7.5% per minute. To the nearest minute-example-1

Nicolas Buduroi answered Jun 9, 2023

by Nicolas Buduroi

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2 votes

Answer: x= 9

Explanation:

I just checked that its right!

Dois answered Jun 13, 2023

by Dois

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