QQuestionMathematics
QuestionMathematics
What is 125 mcg in milligrams (mg)?
A. 0.125 mg
B. 1.25 mg
C. 12.5 mg
D. 125 mg
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Answer
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Step 1:I'll solve this unit conversion problem step by step:
Step 2:: Understand the conversion between micrograms (mcg) and milligrams (mg)
- 1 mg = 1,000 mcg - To convert from mcg to mg, we need to divide the number of mcg by 1,000
Step 3:: Set up the conversion calculation
\frac{125 \text{ mcg}}{1,000 \text{ mcg/mg}} = 0.125 \text{ mg}
Step 4:: Verify the calculation
- 125 ÷ 1,000 = 0.125 - This confirms our conversion is correct
Step 5:: Check the given options
- Looking at the choices, 0.125 mg corresponds to option A
Final Answer
Key Insights: - When converting between metric units, move the decimal point left or right based on the relationship between units - In this case, mcg to mg requires dividing by 1,000 - Always double-check your unit conversion calculations
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