When dividing 25.0 by 4.00, how many significant figures should the answer have?
Correct Answer: 3 significant figures
- Step 1: Identify the numbers involved in the division: 25.0 and 4.00.
- Step 2: Count the significant figures in each number.
- Step 3: For 25.0, there are 3 significant figures (the '2', '5', and the decimal point indicate precision).
- Step 4: For 4.00, there are 3 significant figures (the '4' and the two zeros after the decimal point indicate precision).
- Step 5: Determine which number has the least significant figures. Both 25.0 and 4.00 have 3 significant figures.
- Step 6: Since both numbers have the same number of significant figures, the answer should also have 3 significant figures.
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