Body mass index (BMI) is a ratio of body weight to ?
Ans. is 'c' i.e., Square of height Body mass index Body mass index (BMI) is a simple index of weight for height that is commonly used to classify underweight, overweight and obesity in adults. It is defined as the weight in kilograms divided by the squire of height in metres.
Height
Square root of height
Square of height
Cube of height