Which of the following numbers has three significant figures?

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Question: Which of the following numbers has three significant figures?

Options:

Correct Answer: 0.0300

Solution:

0.0300 has three significant figures (the zeros after the 3 are significant because they come after a decimal point).

Which of the following numbers has three significant figures?

Which of the following numbers has three significant figures?

Step 1: Understand what significant figures are. Significant figures are the digits in a number that carry meaning contributing to its precision.
Step 2: Identify the digits in the number 0.0300. The digits are 3, 0, 0.
Step 3: Determine which digits are significant. The digit 3 is significant because it is a non-zero digit.
Step 4: The zeros after the 3 (the two zeros) are also significant because they come after a decimal point and follow a non-zero digit.
Step 5: Count the significant figures. In 0.0300, there are three significant figures: 3, 0, and 0.

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