Multiple choice general knowledge The formula to calculate BMI( Body mass index ) is person’s height in square metre by their weight in kilograms person’s height in metres by their weight in kilograms person’s weight in kilograms by their height in metre person’s weight in kilograms by their height in square metre Reveal answer Fill a bubble to check yourself D Correct answer Explanation BMI is calculated as weight (kg) divided by height in meters squared (m²). For example, a person weighing 70 kg who is 1.75 m tall has BMI = 70/(1.75×1.75) = 22.9. This formula was developed by Adolphe Quetelet in the 1830s.