Which one of the following numbers does not have four significant figures?

Name: Which one of the following numbers does not have four significant figures?
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Question

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A number has four significant figures if it has four non-zero digits or if it has fewer than four digits but a decimal point followed by non-zero digits. Option B has only one non-zero digit, so it has only one significant figure. All the other options have at least four significant figures.

Which One of the Following Numbers Does Not Have Four