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Body mass index (BMI), used to estimate body fat, is calculated as:
AHeight in metres divided by weight in kg
BWeight in kg divided by height in metres squared
CWeight in kg multiplied by height in metres
DWeight in kg divided by height in metres
Answer & Solution
Correct answer: B. Weight in kg divided by height in metres squared
1. BMI estimates body fat and associated health risk.
2. The formula given is weight (kg) divided by height (m) squared.
3. The other options use the wrong operation or omit the square, so they are traps.
4. Hence the answer is B.
_Source: Samacheer Kalvi (TN SCERT) Class 10 Science, Unit "Health and Diseases", p.314_
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