What will be the correct output of the following JavaScript code?
'use strict'
class Xw{
  constructor(a, b){
     this.a = a;
     this.b = b;
  }
  tt() {
     var x;
     var c = 3;
           for(x=37; x!==0; x&=(x-1))
                   c++;
           document.write(c++ + this.a + this. b + 2 *2);
  }
}

var Obj1 = new Xw(23.5,26.5);
Obj1.tt();

What's the output? var a = 5; var b = 2; var c = a / b; var c = a * b var c = a % b var c = a + b * a; document.write(c);

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What's the output? var str = 'Example, JavaScript, Test'; var res = str.substring(6,15); document.write(res);

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