print numbers between 1- 20 using rules

Question

I am going through codeacademys JavaScript tutorials as i am new to it. The tutorial asks for the following:

Print out the numbers from 1 - 20.
The rules:

Answer 1

var i=1;
while (i<21)
{    
    if(i%3!==0 && i%5!==0)
    {
        console.log(i);
    }
    if(i%3===0 && i%5===0 )
    {
        console.log("FizzBuzz");
    }
    else if(i%3===0)
    {
        console.log("Fizz");
    }
    else if(i%5===0)
    {
        console.log("Buzz");
    }   

    i++;
}