What is the fitness rating of an 18 year old male that has a body mass index (bmi)of 26

The person is overweight by about 20%

Explanation:

Body mass index (BMI) usually refers to the measurement of body-fat that is based on the two properties namely the height and the weight and is applicable for both adult men as well as women.

The BMI value is directly proportional to the risk of health problems. The more is the BMI value, the more is the risk for a person to face health problems.

A normal healthy person contains a BMI of 24 or less than that.

A person having a BMI value ranging between 26 and 27 considered to be nearly 20% overweight.  

A person having a BMI of 30 or more than that, is considered obese.

the results is a decrease in air temperature with an increase of altitude.

explanation:

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods