Assignment #48 and BMI Categories

Code

    ///Name: Tim Gibson
    ///Period: 6
    ///Project Name: BMI Categories
    ///File Name: BMI.java
    ///Date Finished: 10/8/15
        
    import java.util.Scanner;
    
    public class BMI2
    {
        public static void main( String[] args )
        {
            Scanner keyboard = new Scanner(System.in);
            
            double m, kg, bmi, ft, in, hIn, lb;
            String category = "error";
            
            System.out.print( "Your height (feet only): " );
            ft = keyboard.nextDouble();
            
            System.out.print( "Your height (inches only): " );
            in = keyboard.nextDouble();
            
            System.out.print( "Your weight in pounds: " );
            lb = keyboard.nextDouble();
            
            hIn = ( 12 * ft ) + in;
            m = hIn * .0254;
            kg = lb / 2.2046;
            bmi = kg / (m*m);
            
            System.out.println( "Your BMI is " + bmi );
            
            if ( bmi < 18.5 )
            {
                category = "underweight";
            }
            
            if ( bmi >= 18.5 && bmi < 25 )
            {
                category = "Normal Weight";
            }
            
            if ( bmi > 24.9 && bmi < 30 )
            {
                category = "Overweight";
            }
            
            if ( bmi >= 30 )
            {
                category = "Obese";
            }
            
            System.out.println( "BMI Category: " + category );
        }
    }
        

Picture of the output