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6. Out of the total of Earth's history (approximately 4.6 billion years), modern humans
have existed for only 200,000 years. To put this in perspective, calculate the
percentage of Earth's history that modern humans have existed.

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raphealnwobi

Human beings have existed on earth for 0.0043% of the earth history.

Percentage

Percentage is used to represent a number or decimal as a fraction of 100. It is represented by the % sign.

From the question:

Percentage of Earth's history that humans have existed = (200000 years / 4.6 billion years) * 100% = 0.0043%

Human beings have existed on earth for 0.0043% of the earth history.

Find out more on Percentage at: https://brainly.com/question/24304697

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