12.2 Scientific Notation and Significant Figures

How many significant figures are in the number 6.0 x 10^23?

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How many significant figures are in the number 2.53 x 10^5?

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How many significant figures are in the number 4.8812 x 10^-8?

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How many significant figures are in the number 3.1415926 x 10^-8?

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How many significant figures are in the number 2.78121 x 10^-2?

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What is 6.02 x 10²³ times 8.18?

What is 2.4 x 10²³ times 1,000.0?

What is 8.88 x 10^-9 times 0.8888?

What is 3.00 x 10⁸ divided by 98.6?

What is 1.807 x 10^-4 divided by 4,125?