Normal weight is defined as having a Body Mass Index (BMI) ranging from 18.5 to 25.

BMI is defined as mass (kg) divided by height (m) squared:

As you can see in the sub title of the graph, my height is 1.88 m. So, we have:

Solving for x gives you **88.36kg**.

And you are right, as you can see on the BMI formula, it is better to get taller since it is squared :)

]]>