Science, asked by saballarosemarie9, 1 month ago

A rock was analyzed using potassium-40. The half life of potassium-40 is 1.25 billion years. If the rock had only 25% of potassium-40 that would be found in a similar rock formed today, calculate how long ago the rock was formed?

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Answered by lal40

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please click on brainlist

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