else if statements

// ConsoleApplication3.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "stdafx.h"
#include <iostream>
#include <string>
#include <cmath>
using namespace std;
int main()
{

    int bmi = 25;
    if (bmi < 18.5)
    {
        cout << "You are underweight." << endl;
    }
     else if ( bmi >= 18.5 && bmi<= 24.9 )
    {
        cout << " You are normal weight." << endl;
    }

    else if (25 < bmi < 29.9)
    {
        cout << " You are overweight." << endl;

    }
    else if (bmi > 30)
    {
        cout << " You are obese." << endl;
    }

system("pause");

return 0;


}